Migrating from claude-3-haiku-20240307 to claude-haiku-4-5-20251001
What changes when you move from claude-3-haiku-20240307 to claude-haiku-4-5-20251001: prices, limits, features and parameters, read from each company's own pages.
- Status
- Retired
- Shutdown
- Apr 20, 2026
- Time left
- —
- Status
- Active
- Shutdown
- not before Oct 15, 2026
- Time left
- —
Prices
USD per 1M tokens, standard tier| Type | claude-3-haiku-20240307 | claude-haiku-4-5-20251001 | Change |
|---|---|---|---|
| Input | Not published | $1.00first seen October 1, 2026 · source | — |
| Cached input | Not published | $0.10first seen October 1, 2026 · source | — |
| Output | Not published | $5.00first seen October 1, 2026 · source | — |
Other tiers, prompt-size bands and modalities are on each model's page.
Limits
Tokens| Limit | claude-3-haiku-20240307 | claude-haiku-4-5-20251001 | Change |
|---|---|---|---|
| Context window | Not published | 200,000 tokensin place when tracking began (October 6, 2026) · source | — |
| Max output tokens | Not published | 64,000 tokensin place when tracking began (October 6, 2026) · source | — |
Benchmarks
Same benchmark and source on both sides; settings named where they differ| Benchmark | claude-3-haiku-20240307 | claude-haiku-4-5-20251001 | Change |
|---|---|---|---|
| Arena TextArena. Ranges don't overlap. | 1262 ±4 | 1414 ±2 | +152 |
| Arena Text: CodingArena. Ranges don't overlap. | 1301 ±7 | 1481 ±4 | +180 |
GPQA DiamondEpoch AI, 32k (vs no setting).Other settings
| 36.3% | 71.2% | +34.9 pts |
MATH Level 5Epoch AI, 32k (vs no setting).Other settings
| 14.9% | 96.4% | +81.5 pts |
OTIS Mock AIME 2024-2025Epoch AI, 32k (vs no setting).Other settings
| 1.8% | 66.7% | +64.9 pts |
A score from one source is never compared with another source's, and company-reported scores are compared only within the same company; settings named where they differ. Data: Arena (arena.ai), CC BY 4.0; Epoch AI, Capabilities & benchmarking (epoch.ai/benchmarks), CC BY.
Features and parameters
Compare modelsNo feature is published for both models, so none can be compared.
Not published for claude-3-haiku-20240307: Structured outputs, Function calling, Prompt caching, Batch API, Image input, PDF input, Reasoning / thinking, Fine-tuning, Built-in web search, temperature parameter, top_p parameter, logprobs, Context window, Max output tokens.
Not published for claude-haiku-4-5-20251001: Structured outputs, Function calling, PDF input, Fine-tuning, Built-in web search, temperature parameter, top_p parameter, logprobs.
Aliases
All aliasesNo aliases point at claude-3-haiku-20240307.
Aliases pointing at claude-haiku-4-5-20251001: claude-haiku-4-5 (in place when tracking began (October 6, 2026) · source)
On cloud platforms
All platform dates| Model | Platform | Platform ID | Shutdown | Time left |
|---|---|---|---|---|
| claude-3-haiku-20240307 | Amazon BedrockAWS GovCloud (US) | anthropic.claude-3-haiku-20240307-v1:0 | Sep 10, 2026Retired on September 10, 2026 | |
| claude-3-haiku-20240307 | Amazon Bedrockcommercial | anthropic.claude-3-haiku-20240307-v1:0 | Sep 10, 2026Retired on September 10, 2026 | |
| claude-3-haiku-20240307 | Google Cloud Vertex AI | claude-3-haiku | Aug 23, 2026Retired on August 23, 2026 | |
| claude-haiku-4-5-20251001 | Amazon Bedrock | anthropic.claude-haiku-4-5 | not before Oct 16, 2026Active | |
| claude-haiku-4-5-20251001 | Microsoft Foundryversion 1 | claude-haiku-4-5 | Nov 15, 2026Active | 31 days |
| claude-haiku-4-5-20251001 | Microsoft Foundryversion 2 | claude-haiku-4-5 | Nov 15, 2026Active | 31 days |
Read daily from each platform's own pages. The status above uses each company's own date. Time left counts to 00:00 UTC on the shutdown date, which is the evening before in ET.
Checklist
- Change the model string from
claude-3-haiku-20240307toclaude-haiku-4-5-20251001.
Compared from AIWire's published data when this page loaded. Each fact links to the page it came from. Model pages: claude-3-haiku-20240307, claude-haiku-4-5-20251001.