GPT-5.2

openai/gpt-5.2-20251211

OpenAI's GPT-5.2 is a multimodal model that accepts file, image, and text inputs and produces text output. It supports tool usage and reasoning, offers a context window of 400 000 tokens, and is priced at $1.75 per million input tokens and $14 per million output tokens. The model was released on 2025‑12‑11 and does not have open weights.

  • tool use
  • structured outputs
  • reasoning

At a glance

provideropenai
releasedDec 8, 2025
context400K
input / M$1.75

Specifications

What the API gives you

Context window
400K tokens
Max output
128K tokens
Input price
$1.75 / 1M tokens
Output price
$14 / 1M tokens
Cache read
$0.17 / 1M tokens
Modalities
file, image, text → text
Knowledge cutoff
Released
Dec 8, 2025

Measured evidence

Public benchmark record

BFCL
55.9%2026-07-29
BFCL
55.9%2026-07-31
BFCL
55.9%2026-07-30
BFCL
55.9%2026-08-02
BFCL
55.9%2026-08-01
BFCL
55.9%2026-08-05
BFCL
55.9%2026-08-03
BFCL
55.9%2026-08-09
BFCL
55.9%2026-08-04
BFCL
55.9%2026-08-06
BFCL
55.9%2026-08-07
BFCL
55.9%2026-08-14
BFCL
55.9%2026-08-10
BFCL
55.9%2026-08-08
BFCL
55.9%2026-08-18
BFCL
55.9%2026-08-11
BFCL
55.9%2026-08-15
BFCL
55.9%2026-08-12
BFCL
55.9%2026-08-13
BFCL
55.9%2026-08-19
BFCL
55.9%2026-08-16
BFCL
55.9%2026-08-20
BFCL
55.9%2026-08-27
BFCL
55.9%2026-08-17
BFCL
55.9%2026-08-21
BFCL
55.9%2026-08-22
BFCL
55.9%2026-08-23
BFCL
55.9%2026-08-24
BFCL
55.9%2026-09-05
BFCL
55.9%2026-08-28
BFCL
55.9%2026-08-25
BFCL
55.9%2026-08-26
BFCL
55.9%2026-09-06
BFCL
55.9%2026-08-29
BFCL
55.9%2026-08-30
BFCL
55.9%2026-08-31
BFCL
55.9%2026-09-01
BFCL
55.9%2026-09-02
BFCL
55.9%2026-09-03
BFCL
55.9%2026-09-04
Design Arena Coding
1180 Elo2026-07-28
Design Arena Coding
1180 Elo2026-07-27
Design Arena Coding
1180 Elo2026-07-30
Design Arena Coding
1180 Elo2026-07-29
Design Arena Coding
1180 Elo2026-07-31
Design Arena Coding
1179 Elo2026-08-02
Design Arena Coding
1179 Elo2026-08-05
Design Arena Coding
1179 Elo2026-08-01
Design Arena Coding
1178 Elo2026-08-09
Design Arena Coding
1179 Elo2026-08-03
Design Arena Coding
1179 Elo2026-08-04
Design Arena Coding
1175 Elo2026-08-14
Design Arena Coding
1179 Elo2026-08-06
Design Arena Coding
1178 Elo2026-08-10
Design Arena Coding
1179 Elo2026-08-07
Design Arena Coding
1169 Elo2026-08-18
Design Arena Coding
1178 Elo2026-08-08
Design Arena Coding
1170 Elo2026-08-15
Design Arena Coding
1178 Elo2026-08-11
Design Arena Coding
1177 Elo2026-08-12
Design Arena Coding
1175 Elo2026-08-13
Design Arena Coding
1168 Elo2026-08-19
Design Arena Coding
1175 Elo2026-08-27
Design Arena Coding
1168 Elo2026-08-20
Design Arena Coding
1169 Elo2026-08-16
Design Arena Coding
1167 Elo2026-09-05
Design Arena Coding
1169 Elo2026-08-17
Design Arena Coding
1175 Elo2026-08-21
Design Arena Coding
1175 Elo2026-08-22
Design Arena Coding
1175 Elo2026-08-23
Design Arena Coding
1174 Elo2026-08-28
Design Arena Coding
1175 Elo2026-08-24
Design Arena Coding
1175 Elo2026-08-25
Design Arena Coding
1175 Elo2026-08-26
Design Arena Coding
1167 Elo2026-09-06
Design Arena Coding
1174 Elo2026-08-29
Design Arena Coding
1174 Elo2026-08-30
Design Arena Coding
1174 Elo2026-08-31
Design Arena Coding
1174 Elo2026-09-01
Design Arena Coding
1173 Elo2026-09-02
Design Arena Coding
1171 Elo2026-09-03
Design Arena Coding
1170 Elo2026-09-04
Design Arena UI
1194 Elo2026-07-28
Design Arena UI
1195 Elo2026-07-27
Design Arena UI
1195 Elo2026-07-30
Design Arena UI
1195 Elo2026-07-29
Design Arena UI
1194 Elo2026-07-31
Design Arena UI
1195 Elo2026-08-02
Design Arena UI
1195 Elo2026-08-01
Design Arena UI
1194 Elo2026-08-05
Design Arena UI
1191 Elo2026-08-09
Design Arena UI
1195 Elo2026-08-03
Design Arena UI
1195 Elo2026-08-04
Design Arena UI
1190 Elo2026-08-14
Design Arena UI
1194 Elo2026-08-06
Design Arena UI
1194 Elo2026-08-07
Design Arena UI
1192 Elo2026-08-10
Design Arena UI
1192 Elo2026-08-08
Design Arena UI
1189 Elo2026-08-18
Design Arena UI
1192 Elo2026-08-11
Design Arena UI
1190 Elo2026-08-15
Design Arena UI
1192 Elo2026-08-12
Design Arena UI
1192 Elo2026-08-13
Design Arena UI
1189 Elo2026-08-19
Design Arena UI
1190 Elo2026-08-16
Design Arena UI
1189 Elo2026-08-20
Design Arena UI
1185 Elo2026-08-27
Design Arena UI
1189 Elo2026-08-17
Design Arena UI
1181 Elo2026-09-05
Design Arena UI
1185 Elo2026-08-21
Design Arena UI
1186 Elo2026-08-22
Design Arena UI
1186 Elo2026-08-23
Design Arena UI
1186 Elo2026-08-24
Design Arena UI
1185 Elo2026-08-28
Design Arena UI
1186 Elo2026-08-25
Design Arena UI
1186 Elo2026-08-26
Design Arena UI
1182 Elo2026-09-06
Design Arena UI
1185 Elo2026-08-29
Design Arena UI
1185 Elo2026-08-30
Design Arena UI
1185 Elo2026-08-31
Design Arena UI
1185 Elo2026-09-01
Design Arena UI
1184 Elo2026-09-02
Design Arena UI
1182 Elo2026-09-03
Design Arena UI
1181 Elo2026-09-04
Design Arena Web-app Agent
1140 Elo2026-07-28
Design Arena Web-app Agent
1140 Elo2026-07-27
Design Arena Web-app Agent
1139 Elo2026-07-30
Design Arena Web-app Agent
1139 Elo2026-07-29
Design Arena Web-app Agent
1138 Elo2026-07-31
Design Arena Web-app Agent
1138 Elo2026-08-02
Design Arena Web-app Agent
1138 Elo2026-08-01
Design Arena Web-app Agent
1134 Elo2026-08-05
Design Arena Web-app Agent
1129 Elo2026-08-09
Design Arena Web-app Agent
1138 Elo2026-08-03
Design Arena Web-app Agent
1139 Elo2026-08-04
Design Arena Web-app Agent
1123 Elo2026-08-14
Design Arena Web-app Agent
1134 Elo2026-08-06
Design Arena Web-app Agent
1126 Elo2026-08-10
Design Arena Web-app Agent
1134 Elo2026-08-07
Design Arena Web-app Agent
1113 Elo2026-08-18
Design Arena Web-app Agent
1135 Elo2026-08-08
Design Arena Web-app Agent
1126 Elo2026-08-11
Design Arena Web-app Agent
1115 Elo2026-08-15
Design Arena Web-app Agent
1126 Elo2026-08-12
Design Arena Web-app Agent
1126 Elo2026-08-13
Design Arena Web-app Agent
1113 Elo2026-08-19
Design Arena Web-app Agent
1117 Elo2026-08-27
Design Arena Web-app Agent
1113 Elo2026-08-20
Design Arena Web-app Agent
1116 Elo2026-08-16
Design Arena Web-app Agent
1117 Elo2026-08-17
Design Arena Web-app Agent
1116 Elo2026-09-05
Design Arena Web-app Agent
1122 Elo2026-08-21
Design Arena Web-app Agent
1123 Elo2026-08-22
Design Arena Web-app Agent
1123 Elo2026-08-23
Design Arena Web-app Agent
1117 Elo2026-08-28
Design Arena Web-app Agent
1118 Elo2026-08-24
Design Arena Web-app Agent
1118 Elo2026-08-25
Design Arena Web-app Agent
1118 Elo2026-08-26
Design Arena Web-app Agent
1116 Elo2026-09-06
Design Arena Web-app Agent
1117 Elo2026-08-29
Design Arena Web-app Agent
1116 Elo2026-08-30
Design Arena Web-app Agent
1116 Elo2026-08-31
Design Arena Web-app Agent
1116 Elo2026-09-01
Design Arena Web-app Agent
1116 Elo2026-09-02
Design Arena Web-app Agent
1116 Elo2026-09-03
Design Arena Web-app Agent
1116 Elo2026-09-04
Design Arena Website
1178 Elo2026-07-28
Design Arena Website
1178 Elo2026-07-30
Design Arena Website
1178 Elo2026-07-27
Design Arena Website
1178 Elo2026-07-29
Design Arena Website
1178 Elo2026-07-31
Design Arena Website
1177 Elo2026-08-02
Design Arena Website
1177 Elo2026-08-01
Design Arena Website
1177 Elo2026-08-05
Design Arena Website
1177 Elo2026-08-03
Design Arena Website
1176 Elo2026-08-09
Design Arena Website
1178 Elo2026-08-04
Design Arena Website
1174 Elo2026-08-14
Design Arena Website
1177 Elo2026-08-06
Design Arena Website
1177 Elo2026-08-07
Design Arena Website
1176 Elo2026-08-10
Design Arena Website
1176 Elo2026-08-08
Design Arena Website
1166 Elo2026-08-18
Design Arena Website
1176 Elo2026-08-11
Design Arena Website
1166 Elo2026-08-15
Design Arena Website
1175 Elo2026-08-12
Design Arena Website
1174 Elo2026-08-13
Design Arena Website
1166 Elo2026-08-19
Design Arena Website
1166 Elo2026-08-16
Design Arena Website
1166 Elo2026-08-20
Design Arena Website
1174 Elo2026-08-27
Design Arena Website
1166 Elo2026-08-17
Design Arena Website
1170 Elo2026-09-05
Design Arena Website
1174 Elo2026-08-21
Design Arena Website
1175 Elo2026-08-22
Design Arena Website
1175 Elo2026-08-23
Design Arena Website
1175 Elo2026-08-24
Design Arena Website
1174 Elo2026-08-28
Design Arena Website
1175 Elo2026-08-25
Design Arena Website
1175 Elo2026-08-26
Design Arena Website
1168 Elo2026-09-06
Design Arena Website
1174 Elo2026-08-29
Design Arena Website
1174 Elo2026-08-30
Design Arena Website
1174 Elo2026-08-31
Design Arena Website
1174 Elo2026-09-01
Design Arena Website
1173 Elo2026-09-02
Design Arena Website
1171 Elo2026-09-03
Design Arena Website
1170 Elo2026-09-04
LiveBench Coding
76.1%2026-06-25
LiveBench Language
79.8%2026-06-25
LiveBench Math
93.2%2026-06-25
LiveBench Reasoning
83.2%2026-06-25
LMArena Creative Writing
1377 Elo2026-07-21
LMArena Creative Writing
1402 Elo2026-07-27
LMArena Creative Writing
1402 Elo2026-07-30
LMArena Creative Writing
1402 Elo2026-08-02
LMArena Creative Writing
1402 Elo2026-08-03
LMArena Creative Writing
1402 Elo2026-08-06
LMArena Creative Writing
1402 Elo2026-08-12
LMArena Creative Writing
1402 Elo2026-08-21
LMArena Creative Writing
1402 Elo2026-09-02
LMArena Creative Writing
1402 Elo2026-08-27
LMArena Creative Writing
1402 Elo2026-09-01
LMArena Long Query
1412 Elo2026-07-21
LMArena Long Query
1429 Elo2026-07-27
LMArena Long Query
1429 Elo2026-07-30
LMArena Long Query
1429 Elo2026-08-02
LMArena Long Query
1429 Elo2026-08-03
LMArena Long Query
1429 Elo2026-08-06
LMArena Long Query
1429 Elo2026-08-12
LMArena Long Query
1429 Elo2026-08-21
LMArena Long Query
1429 Elo2026-09-02
LMArena Long Query
1429 Elo2026-08-27
LMArena Long Query
1429 Elo2026-09-01
LMArena Math
1441 Elo2026-07-21
LMArena Math
1441 Elo2026-07-27
LMArena Math
1441 Elo2026-07-30
LMArena Math
1441 Elo2026-08-02
LMArena Math
1441 Elo2026-08-03
LMArena Math
1441 Elo2026-08-06
LMArena Math
1441 Elo2026-08-12
LMArena Math
1441 Elo2026-08-21
LMArena Math
1441 Elo2026-09-01
LMArena Math
1441 Elo2026-08-27
LMArena Text
1487 Elo2026-07-20
LMArena Text
1437 Elo2026-07-21
LMArena Text
1437 Elo2026-07-27
LMArena Text
1437 Elo2026-08-02
LMArena Text
1437 Elo2026-07-30
LMArena Text
1437 Elo2026-08-10
LMArena Text
1438 Elo2026-08-06
LMArena Text
1437 Elo2026-08-03
LMArena Text
1438 Elo2026-08-21
LMArena Text
1437 Elo2026-08-12
LMArena Text
1438 Elo2026-09-01
LMArena Text
1438 Elo2026-09-02
LMArena Text
1438 Elo2026-08-27
LMArena Vision
1229 Elo2026-07-12
LMArena Vision
1229 Elo2026-07-21
LMArena Vision
1229 Elo2026-07-26
LMArena Vision
1229 Elo2026-07-30
LMArena Vision
1229 Elo2026-08-02
LMArena Vision
1229 Elo2026-08-06
LMArena Vision
1230 Elo2026-08-21
LMArena Vision
1230 Elo2026-08-27
LMArena WebDev
1406 Elo2026-07-16
LMArena WebDev
1406 Elo2026-07-21
LMArena WebDev
1406 Elo2026-07-20
LMArena WebDev
1419 Elo2026-07-27
LMArena WebDev
1419 Elo2026-07-24
LMArena WebDev
1419 Elo2026-07-28
LMArena WebDev
1419 Elo2026-07-30
LMArena WebDev
1419 Elo2026-08-01
LMArena WebDev
1419 Elo2026-07-31
LMArena WebDev
1419 Elo2026-08-06
LMArena WebDev
1419 Elo2026-08-02
LMArena WebDev
1418 Elo2026-08-12
LMArena WebDev
1417 Elo2026-08-10
LMArena WebDev
1418 Elo2026-08-14
LMArena WebDev
1418 Elo2026-08-21
LMArena WebDev
1416 Elo2026-09-01
LMArena WebDev
1416 Elo2026-09-05
LMArena WebDev
1416 Elo2026-08-30
SWE-rebench
59.3% ± 0.52026-03-01tools
SWE-rebench
56.6% ± 0.32026-02-01tools

LMArena data licensed CC-BY-4.0. Aider (Apache-2.0) and SWE-bench (MIT) are open. Design Arena uses blind human preference. Submitted scaffold plus model result. Compare the harness and effort settings, not only the model name.

Task evidence

How broad is the support?

Each status is exact to this model version and the selected task. Official release claims remain provisional.

  • Best LLM for Competition MathEstablished evidence

    100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for Business WritingEstablished evidence

    100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • 100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for Marketing CopyEstablished evidence

    100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for Chat & RoleplayEstablished evidence

    100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for Creative WritingEstablished evidence

    100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for Frontend & UIEstablished evidence

    100% of intended weighted task evidence across 3 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for WritingEstablished evidence

    100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • 100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for Math & ReasoningEstablished evidence

    100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • 100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for Code CompletionEstablished evidence

    81% of intended weighted task evidence across 2 independent sources. 4 of 4 configured evaluation feeds currently have results.

  • Best LLM for CodingEstablished evidence

    74% of intended weighted task evidence across 4 independent sources. 8 of 8 configured evaluation feeds currently have results.

  • 70% of intended weighted task evidence across 3 independent sources. 6 of 6 configured evaluation feeds currently have results.

  • 67% of intended weighted task evidence across 2 independent sources. 3 of 4 configured evaluation feeds currently have results.

  • 65% of intended weighted task evidence across 2 independent sources. 3 of 4 configured evaluation feeds currently have results.

  • Best Local LLM for CodingEstablished evidence

    64% of intended weighted task evidence across 3 independent sources. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for Fast SummariesEstablished evidence

    64% of intended weighted task evidence across 2 independent sources. 3 of 4 configured evaluation feeds currently have results.

  • Best Value LLMEstablished evidence

    64% of intended weighted task evidence across 2 independent sources. 3 of 4 configured evaluation feeds currently have results.

  • 60% of intended weighted task evidence across 2 independent sources. 4 of 6 configured evaluation feeds currently have results.

  • Best LLM for SummarizationEstablished evidence

    60% of intended weighted task evidence across 2 independent sources. 4 of 6 configured evaluation feeds currently have results.

  • 65% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from LMArena Agent or LMArena Search. 4 of 5 configured evaluation feeds currently have results.

  • Best LLM for AI AgentsProvisional evidence

    60% of intended weighted task evidence across 3 independent sources; broader independent confirmation is still missing from LMArena Agent or OSWorld Verified. 7 of 7 configured evaluation feeds currently have results.

  • 56% of intended weighted task evidence across 3 independent sources; broader independent confirmation is still missing from Structured-output eval. 4 of 5 configured evaluation feeds currently have results.

  • 56% of intended weighted task evidence across 3 independent sources; broader independent confirmation is still missing from Structured-output eval. 4 of 5 configured evaluation feeds currently have results.

  • Best LLM for Hermes AgentProvisional evidence

    55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from LMArena Agent or Terminal-Bench 2.1. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for OpenHandsProvisional evidence

    55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from LMArena Agent or Terminal-Bench 2.1. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for GooseProvisional evidence

    55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from LMArena Agent or Terminal-Bench 2.1. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for OpenClawProvisional evidence

    55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from LMArena Agent or Terminal-Bench 2.1. 5 of 5 configured evaluation feeds currently have results.

  • 55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from WMT translation. 4 of 5 configured evaluation feeds currently have results.

  • 55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from WMT translation. 4 of 5 configured evaluation feeds currently have results.

  • Best LLM for TranslationProvisional evidence

    55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from WMT translation. 4 of 5 configured evaluation feeds currently have results.

  • Best LLM for Agentic CodingProvisional evidence

    55% of intended weighted task evidence across 3 independent sources; broader independent confirmation is still missing from Frontier-Bench or LMArena Agent. 8 of 8 configured evaluation feeds currently have results.

  • Best Cheap LLM for High VolumeProvisional evidence

    50% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Route reliability. 3 of 4 configured evaluation feeds currently have results.

  • Cheapest Capable LLMProvisional evidence

    50% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Route reliability. 3 of 4 configured evaluation feeds currently have results.

  • Best LLM for Massive ContextProvisional evidence

    50% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from LongBench v2. 3 of 4 configured evaluation feeds currently have results.

  • Best LLM for OCR & DocumentsProvisional evidence

    45% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Structured-output eval or VLMEvalKit tasks. 3 of 5 configured evaluation feeds currently have results.

  • 45% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Structured-output eval or VLMEvalKit tasks. 3 of 5 configured evaluation feeds currently have results.

  • Best LLM for Charts & DiagramsProvisional evidence

    45% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Structured-output eval or VLMEvalKit tasks. 3 of 5 configured evaluation feeds currently have results.

  • Best LLM for Document ParsingProvisional evidence

    45% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Structured-output eval or VLMEvalKit tasks. 3 of 5 configured evaluation feeds currently have results.

  • Best LLM for Autonomous AgentsProvisional evidence

    41% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Frontier-Bench or LMArena Agent. 7 of 7 configured evaluation feeds currently have results.

  • 35% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from FACTS Grounding or LMArena Search. 4 of 6 configured evaluation feeds currently have results.

  • 31% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Route reliability or Structured-output eval. 2 of 4 configured evaluation feeds currently have results.

  • 20% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from LMArena Agent or OSWorld Verified. 4 of 4 configured evaluation feeds currently have results.

  • Best LLM for Grounded RAGProvisional evidence

    10% of intended weighted task evidence across 0 independent sources; broader independent confirmation is still missing from CRAG or FACTS Grounding. 2 of 5 configured evaluation feeds currently have results.

Recommendation coverage

Where this model appears

Not currently included in a published recommendation. The task evidence panel above says exactly what is confirmed and what is still missing.

Catalog data via OpenRouter and models.dev. Last checked within the past 6 hours.