#129
AN
Claude Haiku 3
Anthropic
34.1 LLMBoard
Anthropic model product
Claude Haiku 4.5 is Anthropic's fastest, most cost-efficient model, matching Sonnet 4's performance on coding, computer use, and agent tasks. It offers similar performance to Sonnet 4 at one-third the cost and more than twice the speed, making it ideal for high-volume, latency-sensitive applications and multi-agent orchestration.
Updated Aug 10, 2026. Default version: Claude Haiku 4.5
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 | 30 | 1423.0 | 30,937 | N/A | |
| document style control | overall | 36 | 1422.2 | 30,937 | N/A | |
| text factuality | japanese | 37 | 1380.8 | 490 | N/A | |
| text factuality | korean | 37 | 1358.1 | 765 | N/A | |
| text factuality | german | 39 | 1379.0 | 837 | N/A | |
| text factuality | spanish | 42 | 1433.8 | 1,923 | N/A | |
| text factuality | polish | 53 | 1362.1 | 1,642 | N/A | |
| text factuality | expert | 63 | 1464.1 | 6,529 | N/A | |
| text factuality | french | 65 | 1426.5 | 2,133 | N/A | |
| text factuality | industry mathematical | 66 | 1426.9 | 3,782 | N/A | |
| text factuality | coding | 70 | 1489.3 | 22,138 | N/A | |
| text | expert | 72 | 1442.9 | 9,203 | N/A | |
| text factuality | longer query | 76 | 1448.4 | 32,732 | N/A | |
| text | coding | 79 | 1450.8 | 28,992 | N/A | |
| text | instruction following | 79 | 1413.3 | 34,915 | N/A | |
| text | longer query | 79 | 1427.1 | 39,621 | N/A | |
| text style control | spanish | 79 | 1428.5 | 3,047 | N/A | |
| webdev | webdev-react | 79 | 1322.9 | 13,205 | N/A | |
| text factuality | instruction following | 81 | 1426.8 | 27,357 | N/A | |
| text factuality | math | 81 | 1407.8 | 4,031 | N/A | |
| text factuality | chinese | 82 | 1445.1 | 4,016 | N/A | |
| text factuality | hard prompts english | 86 | 1464.1 | 25,974 | N/A | |
| webdev | overall | 86 | 1324.9 | 24,666 | N/A | |
| webdev | webdev | 86 | 1324.9 | 24,666 | N/A | |
| text style control | coding | 88 | 1479.2 | 28,992 | N/A | |
| text style control | expert | 88 | 1454.0 | 9,203 | N/A | |
| webdev | webdev-html | 88 | 1314.4 | 9,888 | N/A | |
| text factuality | russian | 89 | 1413.7 | 7,320 | N/A | |
| text | spanish | 90 | 1418.0 | 3,047 | N/A | |
| text factuality | industry software and it services | 90 | 1467.2 | 35,812 | N/A | |
| text factuality | industry legal and government | 91 | 1430.6 | 5,473 | N/A | |
| text factuality | multi turn | 91 | 1431.1 | 14,140 | N/A | |
| text factuality | industry business and management and financial operations | 92 | 1428.4 | 15,612 | N/A | |
| text factuality | industry entertainment and sports and media | 92 | 1397.0 | 17,059 | N/A | |
| text factuality | industry writing and literature and language | 93 | 1406.4 | 19,591 | N/A | |
| text factuality | creative writing | 94 | 1395.5 | 12,395 | N/A | |
| text style control | longer query | 94 | 1436.9 | 39,621 | N/A | |
| text factuality | industry medicine and healthcare | 95 | 1433.3 | 5,029 | N/A | |
| text | hard prompts english | 97 | 1434.5 | 33,676 | N/A | |
| text style control | hard prompts english | 97 | 1454.7 | 33,676 | N/A | |
| text style control | industry software and it services | 97 | 1462.8 | 43,143 | N/A | |
| text | industry mathematical | 98 | 1424.7 | 5,693 | N/A | |
| text style control | industry mathematical | 100 | 1430.5 | 5,693 | N/A | |
| text style control | instruction following | 100 | 1415.3 | 34,915 | N/A | |
| text | industry software and it services | 104 | 1436.4 | 43,143 | N/A | |
| text style control | multi turn | 104 | 1424.3 | 20,438 | N/A | |
| text factuality | english | 105 | 1433.2 | 49,505 | N/A | |
| text factuality | hard prompts | 105 | 1445.3 | 64,583 | N/A | |
| text style control | industry writing and literature and language | 106 | 1399.2 | 26,460 | N/A | |
| text style control | korean | 106 | 1359.4 | 1,725 | N/A | |
| text style control | english | 107 | 1432.0 | 53,815 | N/A | |
| text style control | industry business and management and financial operations | 107 | 1416.8 | 22,224 | N/A | |
| text style control | japanese | 107 | 1353.4 | 1,078 | N/A | |
| text style control | german | 108 | 1402.7 | 1,901 | N/A | |
| text factuality | industry life and physical and social science | 109 | 1433.8 | 12,747 | N/A | |
| text style control | french | 110 | 1427.6 | 3,042 | N/A | |
| text style control | hard prompts | 110 | 1440.0 | 68,830 | N/A | |
| text style control | industry entertainment and sports and media | 110 | 1388.7 | 23,084 | N/A | |
| text style control | creative writing | 112 | 1389.0 | 17,811 | N/A | |
| text | hard prompts | 113 | 1418.2 | 68,830 | N/A | |
| text | japanese | 113 | 1329.9 | 1,078 | N/A | |
| text factuality | overall | 115 | 1416.4 | 108,067 | N/A | |
| text factuality | exclude ties | 116 | 1405.7 | 80,302 | N/A | |
| text | multi turn | 117 | 1407.1 | 20,438 | N/A | |
| text | industry writing and literature and language | 118 | 1385.5 | 26,460 | N/A | |
| text | creative writing | 119 | 1371.7 | 17,811 | N/A | |
| text | industry business and management and financial operations | 121 | 1396.2 | 22,224 | N/A | |
| text | french | 122 | 1407.4 | 3,042 | N/A | |
| text | industry entertainment and sports and media | 122 | 1368.7 | 23,084 | N/A | |
| text style control | overall | 122 | 1412.4 | 114,721 | N/A | |
| text style control | industry life and physical and social science | 122 | 1430.0 | 18,442 | N/A | |
| text factuality | non english | 123 | 1395.9 | 56,868 | N/A | |
| text style control | exclude ties | 124 | 1399.7 | 85,411 | N/A | |
| text | english | 125 | 1413.9 | 53,815 | N/A | |
| text | korean | 125 | 1337.7 | 1,725 | N/A | |
| text style control | industry legal and government | 128 | 1414.8 | 8,421 | N/A | |
| text | german | 129 | 1374.0 | 1,901 | N/A | |
| text style control | chinese | 129 | 1437.0 | 5,864 | N/A | |
| text style control | russian | 129 | 1398.4 | 10,957 | N/A | |
| text style control | non english | 133 | 1389.4 | 60,848 | N/A | |
| text style control | industry medicine and healthcare | 136 | 1425.1 | 7,529 | N/A | |
| text | industry legal and government | 137 | 1397.7 | 8,421 | N/A | |
| text | chinese | 138 | 1422.7 | 5,864 | N/A | |
| text | exclude ties | 138 | 1372.6 | 85,411 | N/A | |
| text style control | polish | 138 | 1371.5 | 2,904 | N/A | |
| text | overall | 139 | 1393.8 | 114,721 | N/A | |
| text | russian | 139 | 1377.3 | 10,957 | N/A | |
| text style control | math | 139 | 1398.4 | 6,534 | N/A | |
| text | industry life and physical and social science | 140 | 1402.8 | 18,442 | N/A | |
| text | industry medicine and healthcare | 141 | 1390.8 | 7,529 | N/A | |
| text | math | 143 | 1392.9 | 6,534 | N/A | |
| text | non english | 145 | 1370.7 | 60,848 | N/A | |
| text | polish | 154 | 1342.8 | 2,904 | 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.
| QiHang | claude-haiku-4-5-20251001 | global | $0.14 | $0.71 | 200K | |
| Jiekou.AI | claude-haiku-4-5-20251001 | global | $0.90 | $4.5 | 20K | |
| NanoGPT | claude-haiku-4-5-20251001 | global | $1 | $5 | 200K | |
| DaoXE | claude-haiku-4-5-20251001 | global | $1 | $5 | 200K | |
| LLM Gateway | claude-haiku-4-5-20251001 | global | $1 | $5 | 200K | |
| 302.AI | claude-haiku-4-5-20251001 | global | $1 | $5 | 200K | |
| Helicone | claude-haiku-4-5-20251001 | global | $1 | $5 | 200K | |
| Abacus | claude-haiku-4-5-20251001 | global | $1 | $5 | 200K | |
| FreeModel | claude-haiku-4-5-20251001 | global | $1 | $5 | 200K | |
| Anthropic | claude-haiku-4-5-20251001 | global | $1 | $5 | 200K | |
| UnoRouter | claude-haiku-4-5-20251001 | global | $1.2 | $6 | 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 Haiku 4.5 | N/A | N/A | 200K | 64K | No | Proprietary |
A concise description based on the published model registry.
Claude Haiku 4.5 is Anthropic's fastest, most cost-efficient model, matching Sonnet 4's performance on coding, computer use, and agent tasks. It offers similar performance to Sonnet 4 at one-third the cost and more than twice the speed, making it ideal for high-volume, latency-sensitive applications and multi-agent orchestration.
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 Haiku 4.5.
Claude Haiku 4.5's default version was released on Oct 15, 2025.
Claude Haiku 4.5's official API price is $1 per million input tokens and $5 per million output tokens via Anthropic. The lowest tracked third-party offer starts at $0.14 input and $0.71 output via QiHang.
Claude Haiku 4.5 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.
11 published provider offerings are linked to the default version.
No nearby ranked alternatives are currently available.