Muse Spark 1.1

meta/muse-spark-1.1-20260709

Meta's Muse Spark 1.1 model, provided by Meta, accepts text, image, video, file, and audio inputs and generates text output. It operates with a context window of 1,048,576 tokens, charges 1.25 currency units per

  • tool use
  • structured outputs
  • reasoning

At a glance

providermeta
releasedApr 8, 2026
context1.0M
input / M$1.25

Specifications

What the API gives you

Context window
1.0M tokens
Max output
944K tokens
Input price
$1.25 / 1M tokens
Output price
$4.25 / 1M tokens
Cache read
$0.15 / 1M tokens
Modalities
text, image, video, file, audio → text
Knowledge cutoff
Released
Apr 8, 2026

Measured evidence

Public benchmark record

Design Arena Coding
1302 Elo2026-07-28
Design Arena Coding
1302 Elo2026-07-27
Design Arena Coding
1304 Elo2026-07-30
Design Arena Coding
1303 Elo2026-07-29
Design Arena Coding
1304 Elo2026-07-31
Design Arena Coding
1303 Elo2026-08-02
Design Arena Coding
1308 Elo2026-08-05
Design Arena Coding
1303 Elo2026-08-01
Design Arena Coding
1308 Elo2026-08-09
Design Arena Coding
1303 Elo2026-08-03
Design Arena Coding
1309 Elo2026-08-04
Design Arena Coding
1305 Elo2026-08-14
Design Arena Coding
1309 Elo2026-08-06
Design Arena Coding
1308 Elo2026-08-10
Design Arena Coding
1309 Elo2026-08-07
Design Arena Coding
1298 Elo2026-08-18
Design Arena Coding
1308 Elo2026-08-08
Design Arena Coding
1302 Elo2026-08-21
Design Arena Coding
1298 Elo2026-08-15
Design Arena Coding
1308 Elo2026-08-11
Design Arena Coding
1308 Elo2026-08-12
Design Arena Coding
1297 Elo2026-08-19
Design Arena Coding
1306 Elo2026-08-13
Design Arena Coding
1301 Elo2026-08-27
Design Arena Coding
1297 Elo2026-08-20
Design Arena Coding
1298 Elo2026-08-16
Design Arena Coding
1298 Elo2026-08-17
Design Arena Coding
1303 Elo2026-08-22
Design Arena Coding
1303 Elo2026-08-23
Design Arena Coding
1300 Elo2026-08-28
Design Arena Coding
1303 Elo2026-08-24
Design Arena Coding
1302 Elo2026-08-25
Design Arena Coding
1302 Elo2026-08-26
Design Arena Coding
1300 Elo2026-08-29
Design Arena Coding
1300 Elo2026-08-30
Design Arena Coding
1300 Elo2026-08-31
Design Arena Coding
1300 Elo2026-09-01
Design Arena Coding
1299 Elo2026-09-02
Design Arena Coding
1297 Elo2026-09-03
Design Arena Coding
1296 Elo2026-09-04
Design Arena UI
1310 Elo2026-07-28
Design Arena UI
1310 Elo2026-07-27
Design Arena UI
1317 Elo2026-07-30
Design Arena UI
1309 Elo2026-07-29
Design Arena UI
1316 Elo2026-07-31
Design Arena UI
1320 Elo2026-08-02
Design Arena UI
1319 Elo2026-08-01
Design Arena UI
1334 Elo2026-08-05
Design Arena UI
1329 Elo2026-08-09
Design Arena UI
1321 Elo2026-08-03
Design Arena UI
1334 Elo2026-08-04
Design Arena UI
1327 Elo2026-08-14
Design Arena UI
1334 Elo2026-08-06
Design Arena UI
1331 Elo2026-08-07
Design Arena UI
1329 Elo2026-08-10
Design Arena UI
1329 Elo2026-08-08
Design Arena UI
1321 Elo2026-08-18
Design Arena UI
1329 Elo2026-08-11
Design Arena UI
1323 Elo2026-08-15
Design Arena UI
1331 Elo2026-08-12
Design Arena UI
1330 Elo2026-08-13
Design Arena UI
1321 Elo2026-08-19
Design Arena UI
1318 Elo2026-08-27
Design Arena UI
1322 Elo2026-08-16
Design Arena UI
1321 Elo2026-08-20
Design Arena UI
1321 Elo2026-08-17
Design Arena UI
1319 Elo2026-08-21
Design Arena UI
1321 Elo2026-08-22
Design Arena UI
1321 Elo2026-08-23
Design Arena UI
1317 Elo2026-08-28
Design Arena UI
1321 Elo2026-08-24
Design Arena UI
1320 Elo2026-08-25
Design Arena UI
1319 Elo2026-08-26
Design Arena UI
1316 Elo2026-08-29
Design Arena UI
1315 Elo2026-08-30
Design Arena UI
1315 Elo2026-08-31
Design Arena UI
1316 Elo2026-09-01
Design Arena UI
1316 Elo2026-09-02
Design Arena UI
1315 Elo2026-09-03
Design Arena UI
1313 Elo2026-09-04
Design Arena Web-app Agent
1254 Elo2026-07-28
Design Arena Web-app Agent
1255 Elo2026-07-27
Design Arena Web-app Agent
1254 Elo2026-07-30
Design Arena Web-app Agent
1254 Elo2026-07-29
Design Arena Web-app Agent
1253 Elo2026-07-31
Design Arena Web-app Agent
1255 Elo2026-08-02
Design Arena Web-app Agent
1254 Elo2026-08-01
Design Arena Web-app Agent
1254 Elo2026-08-05
Design Arena Web-app Agent
1246 Elo2026-08-09
Design Arena Web-app Agent
1255 Elo2026-08-03
Design Arena Web-app Agent
1255 Elo2026-08-04
Design Arena Web-app Agent
1240 Elo2026-08-14
Design Arena Web-app Agent
1254 Elo2026-08-06
Design Arena Web-app Agent
1243 Elo2026-08-10
Design Arena Web-app Agent
1254 Elo2026-08-07
Design Arena Web-app Agent
1239 Elo2026-08-18
Design Arena Web-app Agent
1254 Elo2026-08-08
Design Arena Web-app Agent
1243 Elo2026-08-11
Design Arena Web-app Agent
1237 Elo2026-08-15
Design Arena Web-app Agent
1244 Elo2026-08-12
Design Arena Web-app Agent
1242 Elo2026-08-13
Design Arena Web-app Agent
1239 Elo2026-08-19
Design Arena Web-app Agent
1234 Elo2026-08-27
Design Arena Web-app Agent
1239 Elo2026-08-20
Design Arena Web-app Agent
1241 Elo2026-08-16
Design Arena Web-app Agent
1242 Elo2026-08-17
Design Arena Web-app Agent
1238 Elo2026-08-21
Design Arena Web-app Agent
1239 Elo2026-08-22
Design Arena Web-app Agent
1240 Elo2026-08-23
Design Arena Web-app Agent
1236 Elo2026-08-28
Design Arena Web-app Agent
1235 Elo2026-08-24
Design Arena Web-app Agent
1235 Elo2026-08-25
Design Arena Web-app Agent
1235 Elo2026-08-26
Design Arena Web-app Agent
1235 Elo2026-08-29
Design Arena Web-app Agent
1234 Elo2026-08-30
Design Arena Web-app Agent
1234 Elo2026-08-31
Design Arena Web-app Agent
1234 Elo2026-09-01
Design Arena Web-app Agent
1234 Elo2026-09-02
Design Arena Web-app Agent
1234 Elo2026-09-03
Design Arena Web-app Agent
1234 Elo2026-09-04
Design Arena Website
1292 Elo2026-07-28
Design Arena Website
1296 Elo2026-07-30
Design Arena Website
1291 Elo2026-07-27
Design Arena Website
1295 Elo2026-07-29
Design Arena Website
1295 Elo2026-07-31
Design Arena Website
1296 Elo2026-08-02
Design Arena Website
1295 Elo2026-08-01
Design Arena Website
1295 Elo2026-08-05
Design Arena Website
1295 Elo2026-08-03
Design Arena Website
1295 Elo2026-08-09
Design Arena Website
1296 Elo2026-08-04
Design Arena Website
1292 Elo2026-08-14
Design Arena Website
1295 Elo2026-08-06
Design Arena Website
1296 Elo2026-08-07
Design Arena Website
1296 Elo2026-08-10
Design Arena Website
1295 Elo2026-08-08
Design Arena Website
1284 Elo2026-08-18
Design Arena Website
1296 Elo2026-08-11
Design Arena Website
1284 Elo2026-08-15
Design Arena Website
1295 Elo2026-08-12
Design Arena Website
1293 Elo2026-08-13
Design Arena Website
1284 Elo2026-08-19
Design Arena Website
1283 Elo2026-08-16
Design Arena Website
1284 Elo2026-08-20
Design Arena Website
1289 Elo2026-08-27
Design Arena Website
1284 Elo2026-08-17
Design Arena Website
1291 Elo2026-08-21
Design Arena Website
1292 Elo2026-08-22
Design Arena Website
1291 Elo2026-08-23
Design Arena Website
1290 Elo2026-08-24
Design Arena Website
1289 Elo2026-08-28
Design Arena Website
1289 Elo2026-08-25
Design Arena Website
1289 Elo2026-08-26
Design Arena Website
1288 Elo2026-08-29
Design Arena Website
1288 Elo2026-08-30
Design Arena Website
1287 Elo2026-08-31
Design Arena Website
1288 Elo2026-09-01
Design Arena Website
1286 Elo2026-09-02
Design Arena Website
1284 Elo2026-09-03
Design Arena Website
1284 Elo2026-09-04
LiveBench Coding
77.2%2026-06-25
LiveBench Language
74.3%2026-06-25
LiveBench Math
87.1%2026-06-25
LiveBench Reasoning
87.7%2026-06-25
LMArena Agent
1.22026-07-20
LMArena Agent
0.82026-07-27
LMArena Agent
0.72026-07-21
LMArena Agent
0.72026-07-28
LMArena Agent
0.62026-08-03
LMArena Agent
1.12026-08-12
LMArena Agent
0.92026-08-06
LMArena Agent
1.12026-08-11
LMArena Agent
1.22026-08-13
LMArena Agent
-0.12026-08-24
LMArena Agent
-0.22026-08-27
LMArena Agent
-0.72026-08-31
LMArena Creative Writing
1449 Elo2026-07-21
LMArena Creative Writing
1440 Elo2026-07-27
LMArena Creative Writing
1440 Elo2026-07-30
LMArena Creative Writing
1439 Elo2026-08-02
LMArena Creative Writing
1439 Elo2026-08-03
LMArena Creative Writing
1437 Elo2026-08-06
LMArena Creative Writing
1436 Elo2026-08-12
LMArena Creative Writing
1438 Elo2026-08-21
LMArena Creative Writing
1435 Elo2026-08-27
LMArena Creative Writing
1437 Elo2026-09-01
LMArena Long Query
1464 Elo2026-07-21
LMArena Long Query
1463 Elo2026-07-27
LMArena Long Query
1463 Elo2026-07-30
LMArena Long Query
1461 Elo2026-08-02
LMArena Long Query
1461 Elo2026-08-03
LMArena Long Query
1458 Elo2026-08-06
LMArena Long Query
1460 Elo2026-08-12
LMArena Long Query
1459 Elo2026-08-21
LMArena Long Query
1460 Elo2026-08-27
LMArena Long Query
1461 Elo2026-09-01
LMArena Math
1473 Elo2026-07-21
LMArena Math
1471 Elo2026-07-27
LMArena Math
1471 Elo2026-07-30
LMArena Math
1477 Elo2026-08-02
LMArena Math
1477 Elo2026-08-03
LMArena Math
1475 Elo2026-08-06
LMArena Math
1476 Elo2026-08-12
LMArena Math
1477 Elo2026-08-21
LMArena Math
1476 Elo2026-08-27
LMArena Math
1477 Elo2026-09-01
LMArena Text
1481 Elo2026-07-16
LMArena Text
1491 Elo2026-07-20
LMArena Text
1495 Elo2026-07-21
LMArena Text
1491 Elo2026-07-27
LMArena Text
1491 Elo2026-07-30
LMArena Text
1490 Elo2026-08-02
LMArena Text
1487 Elo2026-08-06
LMArena Text
1490 Elo2026-08-03
LMArena Text
1489 Elo2026-08-12
LMArena Text
1489 Elo2026-08-10
LMArena Text
1491 Elo2026-08-21
LMArena Text
1490 Elo2026-08-27
LMArena Text
1492 Elo2026-09-01
LMArena Vision
1283 Elo2026-07-26
LMArena Vision
1283 Elo2026-07-30
LMArena Vision
1283 Elo2026-08-02
LMArena Vision
1282 Elo2026-08-06
LMArena Vision
1281 Elo2026-08-21
LMArena Vision
1279 Elo2026-08-27
LMArena WebDev
1538 Elo2026-07-16
LMArena WebDev
1539 Elo2026-07-21
LMArena WebDev
1540 Elo2026-07-20
LMArena WebDev
1537 Elo2026-07-27
LMArena WebDev
1536 Elo2026-07-24
LMArena WebDev
1536 Elo2026-07-28
LMArena WebDev
1536 Elo2026-07-30
LMArena WebDev
1536 Elo2026-08-01
LMArena WebDev
1535 Elo2026-07-31
LMArena WebDev
1536 Elo2026-08-06
LMArena WebDev
1536 Elo2026-08-02
LMArena WebDev
1539 Elo2026-08-12
LMArena WebDev
1537 Elo2026-08-10
LMArena WebDev
1538 Elo2026-08-14
LMArena WebDev
1539 Elo2026-08-21
LMArena WebDev
1540 Elo2026-08-30
LMArena WebDev
1540 Elo2026-09-01
Terminal-Bench 2.1
76.2% ± 1.22026-07-09xhigh effort

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

    68% of intended weighted task evidence across 4 independent sources. 8 of 8 configured evaluation feeds currently have results.

  • Best LLM for Agentic CodingEstablished evidence

    68% of intended weighted task evidence across 4 independent sources. 8 of 8 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 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.

  • 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 Autonomous AgentsProvisional evidence

    53% of intended weighted task evidence across 3 independent sources; broader independent confirmation is still missing from Frontier-Bench or OSWorld Verified. 7 of 7 configured evaluation feeds currently have results.

  • Best LLM for Hermes AgentProvisional evidence

    51% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or SWE-rebench. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for OpenHandsProvisional evidence

    51% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or SWE-rebench. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for GooseProvisional evidence

    51% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or SWE-rebench. 5 of 5 configured evaluation feeds currently have results.

  • Best LLM for OpenClawProvisional evidence

    51% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or SWE-rebench. 5 of 5 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 Local LLM for CodingProvisional evidence

    50% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Aider Polyglot or SWE-rebench. 5 of 5 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 AI AgentsProvisional evidence

    45% of intended weighted task evidence across 3 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or OSWorld Verified. 7 of 7 configured evaluation feeds currently have results.

  • 40% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Aider Polyglot or SWE-bench Verified. 6 of 6 configured evaluation feeds currently have results.

  • 39% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or Structured-output eval. 4 of 5 configured evaluation feeds currently have results.

  • 39% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or Structured-output eval. 4 of 5 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.

  • 25% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Berkeley Function Calling or LMArena Search. 4 of 5 configured evaluation feeds currently have results.

  • 25% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Berkeley Function Calling 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.