#129
AN
Claude Haiku 3
Anthropic
34.1 LLMBoard
Anthropic model product
Claude Sonnet 4, part of the Claude 4 family, is a significant upgrade to Claude Sonnet 3.7. It excels in coding (72.7% on SWE-bench) and reasoning, responding more precisely to instructions. Sonnet 4 offers an optimal mix of capability and practicality, with enhanced steerability, and supports extended thinking with tool use.
Updated Aug 10, 2026. Default version: Claude Sonnet 4
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.
| vision style control | creative writing | 18 | 1194.6 | 156 | N/A | |
| vision | creative writing | 20 | 1191.3 | 156 | N/A | |
| vision style control | homework | 70 | 1222.2 | 242 | N/A | |
| vision | homework | 72 | 1212.4 | 242 | N/A | |
| vision style control | overall | 78 | 1189.1 | 1,826 | N/A | |
| vision style control | diagram | 79 | 1202.2 | 394 | N/A | |
| vision style control | ocr | 79 | 1189.5 | 1,124 | N/A | |
| vision | diagram | 82 | 1177.1 | 394 | N/A | |
| vision style control | english | 84 | 1178.1 | 814 | N/A | |
| vision | ocr | 85 | 1172.8 | 1,124 | N/A | |
| vision | overall | 86 | 1175.6 | 1,826 | N/A | |
| vision | english | 94 | 1169.8 | 814 | N/A | |
| text style control | korean | 109 | 1354.8 | 901 | N/A | |
| text style control | french | 111 | 1427.0 | 527 | N/A | |
| text style control | longer query | 111 | 1427.0 | 7,677 | N/A | |
| text style control | japanese | 112 | 1346.1 | 873 | N/A | |
| text style control | german | 114 | 1397.4 | 1,020 | N/A | |
| text style control | spanish | 114 | 1400.7 | 778 | N/A | |
| text style control | creative writing | 116 | 1384.1 | 4,982 | N/A | |
| text style control | polish | 121 | 1388.1 | 2,914 | N/A | |
| text style control | industry writing and literature and language | 124 | 1387.9 | 8,597 | N/A | |
| text style control | industry entertainment and sports and media | 127 | 1374.7 | 6,925 | N/A | |
| text style control | multi turn | 128 | 1408.1 | 7,150 | N/A | |
| text style control | industry legal and government | 130 | 1410.6 | 2,680 | N/A | |
| text style control | coding | 131 | 1449.1 | 7,386 | N/A | |
| text style control | instruction following | 132 | 1393.5 | 9,976 | N/A | |
| text style control | russian | 133 | 1391.9 | 2,619 | N/A | |
| text | japanese | 137 | 1291.5 | 873 | N/A | |
| text style control | hard prompts | 139 | 1418.0 | 17,657 | N/A | |
| text style control | industry medicine and healthcare | 139 | 1420.9 | 2,394 | N/A | |
| text style control | hard prompts english | 142 | 1424.6 | 9,250 | N/A | |
| text style control | non english | 144 | 1378.3 | 20,780 | N/A | |
| text | longer query | 145 | 1380.0 | 7,677 | N/A | |
| text style control | industry life and physical and social science | 145 | 1410.0 | 6,441 | N/A | |
| text style control | industry software and it services | 145 | 1427.6 | 13,723 | N/A | |
| text style control | exclude ties | 149 | 1368.4 | 29,473 | N/A | |
| text style control | overall | 151 | 1389.3 | 40,242 | N/A | |
| text style control | industry mathematical | 151 | 1390.2 | 2,308 | N/A | |
| text style control | industry business and management and financial operations | 152 | 1386.5 | 6,641 | N/A | |
| text style control | expert | 153 | 1399.7 | 2,045 | N/A | |
| text style control | math | 153 | 1388.4 | 2,462 | N/A | |
| text | french | 154 | 1363.2 | 527 | N/A | |
| text | industry writing and literature and language | 154 | 1349.0 | 8,597 | N/A | |
| text | spanish | 155 | 1351.0 | 778 | N/A | |
| text | korean | 156 | 1290.6 | 901 | N/A | |
| text style control | chinese | 156 | 1406.9 | 2,203 | N/A | |
| text | creative writing | 158 | 1339.1 | 4,982 | N/A | |
| text style control | english | 159 | 1397.0 | 19,453 | N/A | |
| text | instruction following | 160 | 1350.4 | 9,976 | N/A | |
| text | german | 162 | 1335.1 | 1,020 | N/A | |
| text | multi turn | 163 | 1363.6 | 7,150 | N/A | |
| text | coding | 165 | 1379.8 | 7,386 | N/A | |
| text | polish | 165 | 1320.8 | 2,914 | N/A | |
| text | russian | 165 | 1344.8 | 2,619 | N/A | |
| text | industry entertainment and sports and media | 171 | 1319.6 | 6,925 | N/A | |
| text | hard prompts | 179 | 1354.4 | 17,657 | N/A | |
| text | industry mathematical | 180 | 1355.7 | 2,308 | N/A | |
| text | non english | 180 | 1327.2 | 20,780 | N/A | |
| text | expert | 181 | 1333.7 | 2,045 | N/A | |
| text | math | 181 | 1357.8 | 2,462 | N/A | |
| text | hard prompts english | 182 | 1362.7 | 9,250 | N/A | |
| text | industry legal and government | 187 | 1342.9 | 2,680 | N/A | |
| text | exclude ties | 188 | 1293.6 | 29,473 | N/A | |
| text | chinese | 189 | 1343.2 | 2,203 | N/A | |
| text | industry software and it services | 189 | 1359.6 | 13,723 | N/A | |
| text | overall | 190 | 1338.0 | 40,242 | N/A | |
| text | industry business and management and financial operations | 194 | 1317.1 | 6,641 | N/A | |
| text | industry life and physical and social science | 194 | 1339.5 | 6,441 | N/A | |
| text | industry medicine and healthcare | 196 | 1329.9 | 2,394 | N/A | |
| text | english | 199 | 1345.7 | 19,453 | 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.
| Jiekou.AI | claude-sonnet-4-20250514 | global | $2.7 | $13.5 | 200K | |
| NanoGPT | claude-sonnet-4-20250514 | global | $3 | $15 | 200K | |
| 302.AI | claude-sonnet-4-20250514 | global | $3 | $15 | 200K | |
| Abacus | claude-sonnet-4-20250514 | global | $3 | $15 | 200K |
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 | N/A | N/A | 200K | 64K | No | Proprietary |
A concise description based on the published model registry.
Claude Sonnet 4, part of the Claude 4 family, is a significant upgrade to Claude Sonnet 3.7. It excels in coding (72.7% on SWE-bench) and reasoning, responding more precisely to instructions. Sonnet 4 offers an optimal mix of capability and practicality, with enhanced steerability, and supports extended thinking with tool use.
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.
Claude Sonnet 4's default version was released on May 22, 2025.
No official standard PAYG price is currently available for Claude Sonnet 4. The lowest tracked third-party offer starts at $2.7 input and $13.5 output via Jiekou.AI.
Claude Sonnet 4 is published under Anthropic in the model registry.
The default version has a 200K token context window.
No. The default version is not marked as having publicly available weights.
4 published provider offerings are linked to the default version.
No nearby ranked alternatives are currently available.