AI Rate CardClaude Haiku 4.5 (latest) vs Claude Sonnet 4 (latest): API price and specs
Claude Haiku 4.5 (latest) is 81% cheaper than Claude Sonnet 4 (latest) on input price.
Claude Haiku 4.5 (latest) is 81% cheaper than Claude Sonnet 4 (latest) on output price.
Claude Haiku 4.5 (latest) is 81% cheaper than Claude Sonnet 4 (latest) on a 1M-in / 200k-out workload.
Claude Sonnet 4 (latest) has a 400% larger context than Claude Haiku 4.5 (latest).
| Field | Claude Haiku 4.5 (latest) | Claude Sonnet 4 (latest) |
|---|---|---|
| Lowest input, per 1M | $0.50 | $2.60 +420% |
| Median input, per 1M | $1.00 | $3.00 +200% |
| Lowest output, per 1M | $2.50 | $13.00 +420% |
| Median output, per 1M | $5.00 | $15.00 +200% |
| Lowest unit price | $0.001 / request | — |
| Cost of 1M in + 200k out | $1.00 | $5.20 +420% |
| Context | 200K +80% | 1M |
| Max output | 64K +1.5% | 65K |
| Providers | 34 | 18 +47.1% |
| Regions | APAC, AU, EU, GLOBAL, IN, JP, US | APAC, EU, GLOBAL, US |
| Accepts | application/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text | application/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text |
| Returns | text | text |
| Type | Text models | Text models |
| Free option | no | no |
| Cheapest provider | openrouter | poe |
Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.
Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.
Providers selling both
aiml, amazon-bedrock, anthropic, cortecs, deepinfra, edenai, fastrouter, github-copilot, google-vertex, google-vertex-anthropic, helicone, jiekou, kilo, opencode, poe, requesty, vercel, zenmux
Frequently asked questions
Which is cheaper, Claude Haiku 4.5 (latest) or Claude Sonnet 4 (latest)?
Claude Haiku 4.5 (latest) is 81% cheaper than Claude Sonnet 4 (latest) on input price. Claude Haiku 4.5 (latest) is 81% cheaper than Claude Sonnet 4 (latest) on output price. Claude Haiku 4.5 (latest) is 81% cheaper than Claude Sonnet 4 (latest) on a 1M-in / 200k-out workload.
Which has the larger context, Claude Haiku 4.5 (latest) or Claude Sonnet 4 (latest)?
Claude Haiku 4.5 (latest): 200K tokens; Claude Sonnet 4 (latest): 1M tokens.
Where can I use both Claude Haiku 4.5 (latest) and Claude Sonnet 4 (latest)?
aiml, amazon-bedrock, anthropic, cortecs, deepinfra, edenai, fastrouter, github-copilot, google-vertex, google-vertex-anthropic, helicone, jiekou, kilo, opencode, poe, requesty, vercel, zenmux