Claude Haiku 4.5
Current fast Anthropic family for agents, classification, and chat.
- Input
- $1.00 / 1M tokens
- Output
- $5.00 / 1M tokens
- Cached read
- — / 1M tokens
- Cached write
- — / 1M tokens
- Batch discount
- 50%
- Source
- Claude Haiku 4.5 pricing
- Verified
- Apr 2, 2026 (High)
Capabilities
- Modalities
- textimage→text
- Capabilities
- imageInputbatchSupportpromptCachingfunctionCallingstructuredOutputs
- Strengths
- Fastest Anthropic tier, Cheap output
- Tradeoffs
- Smaller context than Sonnet beta tier
Benchmark Coverage
| Benchmark | Version | Score | Date | Source | Notes |
|---|
Release History
| Release | Alias | Lifecycle | Release Date | Deprecation | Shutdown | Summary |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | claude-haiku-4-5 | Active | Jan 15, 2026 | — | — | Current published model family snapshot. |
Host Coverage
| Host | Type | Context | Pricing Note | Differences |
|---|---|---|---|---|
| Anthropic API | first-party | 200.0K | Reference pricing and newest rollouts. | Prompt caching |
Migration Guidance
Fast cost tier for users moving down from Sonnet.
Replacement models: claude-sonnet-4-6
Change Events
| Date | Type | Title | Description | Source |
|---|---|---|---|---|
| Jan 15, 2026 | family_added | Claude Haiku 4.5 published | Initial public model family launch. | Claude Haiku 4.5 release notes |
Other models from Anthropic
Claude Opus 4, Claude Opus 4.6, Claude Sonnet 4, Claude Sonnet 4.6