#129
AN
Claude Haiku 3
Anthropic
34.1 LLMBoard
Anthropic model product
Claude Sonnet 4.6 is a full upgrade of the model's skills across coding, computer use, long-context reasoning, agent planning, knowledge work, and design. Users preferred Sonnet 4.6 over Sonnet 4.5 approximately 70% of the time. First Sonnet-class model with 1M token context window (beta) and context compaction. Major improvement in computer use skills compared to prior Sonnet models. Default model on Free and Pro plans. Pricing: $3/$15 per million tokens (input/output).
Updated Aug 10, 2026. Default version: Claude Sonnet 4.6
Structured fields from the published default version.
This profile uses the latest version under this unique model that has a calculated LLMBoard score. Arena and price are excluded.
No published version under this unique model currently has enough benchmark coverage to calculate a score.
Published benchmark records for the scored version currently unavailable.
No published benchmark result is linked to the scored version.
Preference and agent-evaluation signals from published Arena datasets.
| document | overall | 8 | 1482.8 | 54,427 | N/A | |
| text | coding | 10 | 1503.0 | 17,610 | N/A | |
| text | hard prompts english | 11 | 1492.2 | 19,691 | N/A | |
| text factuality | japanese | 11 | 1459.3 | 472 | N/A | |
| text | instruction following | 12 | 1476.9 | 20,756 | N/A | |
| text style control | coding | 12 | 1527.6 | 17,610 | N/A | |
| vision style control | english | 12 | 1282.3 | 10,841 | N/A | |
| text style control | hard prompts english | 13 | 1506.2 | 19,691 | N/A | |
| webdev | image to webdev | 13 | 1529.7 | 6,340 | N/A | |
| document style control | overall | 14 | 1477.5 | 54,427 | N/A | |
| text factuality | coding | 14 | 1527.9 | 16,064 | N/A | |
| vision | english | 14 | 1296.9 | 10,841 | N/A | |
| text factuality | hard prompts english | 15 | 1505.5 | 18,199 | N/A | |
| text style control | industry life and physical and social science | 15 | 1499.9 | 10,229 | N/A | |
| text style control | instruction following | 15 | 1476.7 | 20,756 | N/A | |
| text style control | longer query | 15 | 1493.3 | 26,586 | N/A | |
| text | expert | 17 | 1500.0 | 6,136 | N/A | |
| text | longer query | 17 | 1480.0 | 26,586 | N/A | |
| text factuality | instruction following | 17 | 1476.7 | 19,305 | N/A | |
| text style control | industry software and it services | 17 | 1513.7 | 24,846 | N/A | |
| text | hard prompts | 18 | 1484.2 | 40,982 | N/A | |
| text | industry business and management and financial operations | 18 | 1464.1 | 12,584 | N/A | |
| text factuality | expert | 18 | 1506.3 | 4,893 | N/A | |
| text style control | hard prompts | 18 | 1503.3 | 40,982 | N/A | |
| text | industry software and it services | 19 | 1490.5 | 24,846 | N/A | |
| text style control | english | 19 | 1483.3 | 29,480 | N/A | |
| text style control | industry business and management and financial operations | 19 | 1482.4 | 12,584 | N/A | |
| text factuality | spanish | 20 | 1454.0 | 1,424 | N/A | |
| text style control | industry medicine and healthcare | 20 | 1492.8 | 4,755 | N/A | |
| text factuality | french | 21 | 1486.1 | 1,531 | N/A | |
| text factuality | industry mathematical | 21 | 1471.8 | 2,582 | N/A | |
| text style control | expert | 21 | 1506.6 | 6,136 | N/A | |
| vision | homework | 21 | 1309.8 | 3,491 | N/A | |
| vision style control | creative writing vision | 21 | 1266.7 | 1,390 | N/A | |
| text | spanish | 22 | 1463.9 | 1,913 | N/A | |
| text style control | korean | 22 | 1437.1 | 1,026 | N/A | |
| vision | diagram | 22 | 1304.9 | 6,901 | N/A | |
| text | english | 23 | 1472.3 | 29,480 | N/A | |
| text factuality | industry software and it services | 23 | 1505.9 | 24,101 | N/A | |
| text factuality | polish | 23 | 1431.1 | 797 | N/A | |
| vision style control | diagram | 23 | 1305.7 | 6,901 | N/A | |
| vision style control | homework | 23 | 1301.1 | 3,491 | N/A | |
| webdev | overall | 23 | 1522.3 | 18,073 | N/A | |
| webdev | webdev | 23 | 1522.3 | 18,073 | N/A | |
| text | industry mathematical | 24 | 1480.7 | 3,437 | N/A | |
| text factuality | english | 24 | 1476.4 | 29,276 | N/A | |
| text factuality | industry business and management and financial operations | 24 | 1471.5 | 10,622 | N/A | |
| text factuality | korean | 24 | 1395.1 | 504 | N/A | |
| text factuality | math | 24 | 1458.7 | 2,482 | N/A | |
| vision | ocr | 24 | 1295.6 | 18,190 | N/A | |
| vision style control | ocr | 24 | 1290.7 | 18,190 | N/A | |
| text factuality | longer query | 25 | 1484.8 | 25,103 | N/A | |
| text style control | industry legal and government | 25 | 1484.2 | 5,049 | N/A | |
| text style control | spanish | 25 | 1467.8 | 1,913 | N/A | |
| vision | overall | 25 | 1282.2 | 24,997 | N/A | |
| webdev | webdev-react | 25 | 1512.7 | 14,778 | N/A | |
| text factuality | hard prompts | 26 | 1491.9 | 40,801 | N/A | |
| text factuality | industry entertainment and sports and media | 26 | 1441.5 | 12,364 | N/A | |
| vision | creative writing vision | 26 | 1271.1 | 1,390 | N/A | |
| vision style control | overall | 26 | 1275.3 | 24,997 | N/A | |
| webdev | webdev-html | 26 | 1527.1 | 2,302 | N/A | |
| text style control | creative writing | 27 | 1450.1 | 10,626 | N/A | |
| text style control | industry entertainment and sports and media | 27 | 1446.0 | 13,778 | N/A | |
| text style control | polish | 27 | 1474.6 | 1,294 | N/A | |
| text factuality | industry legal and government | 28 | 1480.8 | 3,915 | N/A | |
| text | industry life and physical and social science | 29 | 1474.1 | 10,229 | N/A | |
| vision style control | chinese | 29 | 1302.0 | 1,340 | N/A | |
| text | overall | 30 | 1457.4 | 63,453 | N/A | |
| text | exclude ties | 30 | 1457.7 | 47,964 | N/A | |
| text | industry legal and government | 30 | 1469.2 | 5,049 | N/A | |
| text style control | overall | 30 | 1472.0 | 63,453 | N/A | |
| text style control | exclude ties | 30 | 1481.6 | 47,964 | N/A | |
| text style control | industry writing and literature and language | 30 | 1456.5 | 15,382 | N/A | |
| text factuality | industry life and physical and social science | 31 | 1486.2 | 8,504 | N/A | |
| text style control | japanese | 31 | 1442.9 | 661 | N/A | |
| text style control | multi turn | 31 | 1480.3 | 11,469 | N/A | |
| text factuality | overall | 32 | 1460.2 | 63,171 | N/A | |
| text factuality | creative writing | 32 | 1443.8 | 8,838 | N/A | |
| text factuality | industry writing and literature and language | 32 | 1449.9 | 13,772 | N/A | |
| text style control | industry mathematical | 32 | 1483.2 | 3,437 | N/A | |
| text factuality | multi turn | 33 | 1470.4 | 9,562 | N/A | |
| text | industry entertainment and sports and media | 34 | 1431.2 | 13,778 | N/A | |
| text | multi turn | 34 | 1462.3 | 11,469 | N/A | |
| text factuality | exclude ties | 34 | 1464.0 | 47,737 | N/A | |
| text | japanese | 35 | 1423.3 | 661 | N/A | |
| text style control | chinese | 35 | 1508.2 | 3,330 | N/A | |
| vision style control | humor | 35 | 1239.0 | 898 | N/A | |
| text | industry writing and literature and language | 36 | 1444.8 | 15,382 | N/A | |
| text | korean | 36 | 1414.5 | 1,026 | N/A | |
| text factuality | german | 36 | 1385.3 | 500 | N/A | |
| text style control | non english | 36 | 1456.5 | 33,971 | N/A | |
| vision | chinese | 36 | 1306.6 | 1,340 | N/A | |
| text | math | 38 | 1462.1 | 3,439 | N/A | |
| text factuality | industry medicine and healthcare | 38 | 1482.2 | 3,738 | N/A | |
| text | creative writing | 39 | 1436.4 | 10,626 | N/A | |
| text factuality | chinese | 39 | 1494.1 | 2,600 | N/A | |
| vision | humor | 39 | 1244.4 | 898 | N/A | |
| vision style control | entity recognition | 39 | 1159.2 | 136 | N/A | |
| vision | entity recognition | 40 | 1182.9 | 136 | N/A | |
| text | non english | 41 | 1439.2 | 33,971 | N/A |
Official vendor API PAYG pricing is summarized first. The table then lists individual provider offerings without treating their minimum as the official price.
| Xpersona | claude-sonnet-4-6 | global | $0.90 | $5.55 | 200K | |
| DaoXE | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| LLM Gateway | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| OpenCode Zen | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| 302.AI | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| Neon | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| FrogBot | claude-sonnet-4-6 | global | $3 | $15 | 200K | |
| Pioneer | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| Abacus | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| Auriko | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| Azure | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| AIHubMix | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| routing.run | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| FreeModel | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| Requesty | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| Modelis | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| Anthropic | claude-sonnet-4-6 | global | $3 | $15 | 1M | |
| Venice AI | claude-sonnet-4-6 | global | $3.6 | $18 | 1M |
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
All published versions linked to this unique model. The score columns identify the version used by the current overall ranking.
| Claude Sonnet 4.6 | N/A | N/A | 1M | 64K | No | Proprietary |
A concise description based on the published model registry.
Claude Sonnet 4.6 is a full upgrade of the model's skills across coding, computer use, long-context reasoning, agent planning, knowledge work, and design. Users preferred Sonnet 4.6 over Sonnet 4.5 approximately 70% of the time. First Sonnet-class model with 1M token context window (beta) and context compaction. Major improvement in computer use skills compared to prior Sonnet models. Default model on Free and Pro plans. Pricing: $3/$15 per million tokens (input/output).
Use the benchmark, Arena and pricing sections above as separate evidence. A missing field means the current data snapshot does not support that claim.
Data snapshot: 2026-08-07. Editorial model content is not available in the backend.
Recommendations prioritize the same model type and family, then the closest published LLMBoard score.
Common questions about Claude Sonnet 4.6.
Claude Sonnet 4.6's default version was released on Feb 17, 2026.
Claude Sonnet 4.6's official API price is $3 per million input tokens and $15 per million output tokens via Anthropic. The lowest tracked third-party offer starts at $0.90 input and $5.55 output via Xpersona.
Claude Sonnet 4.6 is published under Anthropic in the model registry.
The default version has a 1M token context window.
No. The default version is not marked as having publicly available weights.
19 published provider offerings are linked to the default version.
No nearby ranked alternatives are currently available.