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Anthropic: Claude Haiku 4.5

Fast Claude model for responsive assistance, classification, and lightweight agents

Source-linked claude-haiku Closed weights Released 2025-10-15
API record Report
InputT
OutputT
Input price$1/M
Output price$5/M
Context200K
Max output64K
Providers25
Inference availability

Providers

Provider-specific identifiers, limits, and listed prices per million tokens. Every row links back to the provider's own documentation.

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Providers offering Claude Haiku 4.5
ProviderProvider model IDContextMax outputInputOutputCache readCapabilitiesDocs
QiHang claude-haiku-4-5-20251001 200K 64K $0.14 $0.71 — ReasoningTools Docs ↗
Vercel AI Gateway anthropic/claude-haiku-4.5 200K 64K $1 $5 $0.1 ReasoningTools Docs ↗
DigitalOcean anthropic-claude-haiku-4.5 200K 64K $1 $5 $1 ReasoningTools Docs ↗
DigitalOcean anthropic-claude-4.5-haiku 200K 64K $1 $5 $1 ReasoningTools Docs ↗
Merge Gateway anthropic/claude-haiku-4-5-20251001 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
DevPass (LLM Gateway) claude-haiku-4-5-20251001 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
Abacus claude-haiku-4-5-20251001 200K 64K $1 $5 — ReasoningTools Docs ↗
DaoXE claude-haiku-4-5-20251001 200K 64K $1 $5 $0.1 ReasoningTools Docs ↗
Vertex (Anthropic) claude-haiku-4-5@20251001 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
Azure claude-haiku-4-5 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
Anthropic claude-haiku-4-5-20251001 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
FreeModel claude-haiku-4-5-20251001 200K 64K $1 $5 $0.1 ReasoningTools Docs ↗
OpenCode claude-haiku-4-5 200K 64K $1 $5 $0.1 ReasoningTools Docs ↗
Amazon Bedrock anthropic.claude-haiku-4-5-20251001-v1:0 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
FrogBot claude-haiku-4-5 200K 64K $1 $5 $0.1 ReasoningTools Docs ↗
Azure Cognitive Services claude-haiku-4-5 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
Vertex claude-haiku-4-5@20251001 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
NanoGPT claude-haiku-4-5-20251001 200K 64K $1 $5 $0.1 ToolsJSON Docs ↗
LLM Gateway anthropic/claude-haiku-4-5-20251001 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
NanoGPT anthropic/claude-haiku-4.5 200K 64K $1 $5 $0.1 ToolsJSON Docs ↗
Tempr Gateway anthropic/claude-haiku-4-5-20251001 200K 64K $1 $5 $0.1 ReasoningToolsJSON Docs ↗
CommandCode claude-haiku-4-5-20251001 200K 64K $1 $5 $0.1 ReasoningTools Docs ↗
ZenMux anthropic/claude-haiku-4.5 200K 64K $1 $5 $0.1 ReasoningTools Docs ↗
Cortecs claude-haiku-4-5 200K 200K $1.09 $5.43 — ReasoningTools Docs ↗
UnoRouter claude-haiku-4-5-20251001 200K 64K $1.2 $6 — ReasoningTools Docs ↗

Capability badges appear only where the provider catalog explicitly lists support. A blank cell means the source is silent, not that the feature is absent.

Listed rates

Price across providers

Input price per million tokens as published by each provider. Bars are drawn from listed rates only — no traffic weighting, since the catalog observes no requests.

Lowest input $0.14/M

Across 25 priced providers

Median input $1/M

Midpoint of listed rates

Highest input $1.2/M

8.6× the lowest listed rate

Output range $0.71 – $6

Per million output tokens

QiHang $0.14/MLowest
Vercel AI Gateway $1/M
DigitalOcean $1/M
DigitalOcean $1/M
Merge Gateway $1/M
DevPass (LLM Gateway) $1/M
Abacus $1/M
DaoXE $1/M
Vertex (Anthropic) $1/M
Azure $1/M
Anthropic $1/M
FreeModel $1/M
OpenCode $1/M
Amazon Bedrock $1/M
FrogBot $1/M
Azure Cognitive Services $1/M
Vertex $1/M
NanoGPT $1/M
LLM Gateway $1/M
NanoGPT $1/M
Tempr Gateway $1/M
CommandCode $1/M
ZenMux $1/M
Cortecs $1.09/M
UnoRouter $1.2/M
Cost calculator

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Excludes taxes, non-token charges, and tiered discounts.
Specification

Capabilities

Recorded from the source catalog and provider listings.

✓ Reasoning Yes
✓ Tool calling Yes
? Structured output Unknown
✓ Attachments Yes
✓ Vision input Yes
× Open weights No
Creator
Anthropic
Model family
claude-haiku
Knowledge cutoff
2025-02-28
License
Not documented
Release date
2025-10-15
Model ID
anthropic/claude-haiku-4-5-20251001
Published evaluations

Benchmarks

Every result stays attached to its source, version, metric and harness. Scores from different versions are never merged, and the profile below plots each benchmark against its own population rather than on a shared scale.

Benchmark registry
No published benchmark results

ModelBench does not infer quality from price, context size, or model name. When a source publishes a comparable result, it appears here with its version and link.

Read the methodology
Catalog activity

Change log

Field-level changes detected between successful source imports.

Full change log
No changes recorded

This record has not changed within the retained import history.

Provenance

Sources & verification

Every figure on this page traces back to one of these records.

Methodology
Public API

Use this record

Fetch the complete source-linked model record. No key, no account, no rate-limited tier.

API documentation
Endpoint
GET https://modelbench.lol/api/v1/models/anthropic/claude-haiku-4-5-20251001
curl
curl "https://modelbench.lol/api/v1/models/anthropic/claude-haiku-4-5-20251001"
Common questions

Frequently asked questions

Answered directly from the stored record — nothing here is generated beyond the catalog's own fields.

What is Claude Haiku 4.5?

Fast Claude model for responsive assistance, classification, and lightweight agents. It is published by Anthropic and catalogued here from Models.dev.

How much does Claude Haiku 4.5 cost?

Listed input pricing starts at $0.14 per million tokens from QiHang, rising to $1.2 across 25 listed providers.

What is the context length of Claude Haiku 4.5?

Claude Haiku 4.5 accepts up to 200K tokens of context and returns up to 64K output tokens.

Does Claude Haiku 4.5 support tool calling and structured output?

Provider catalogs list support for tool calling, reasoning, and image input.

Which providers serve Claude Haiku 4.5?

23 providers list this model: QiHang, Vercel AI Gateway, DigitalOcean, Merge Gateway, DevPass (LLM Gateway), Abacus and 17 more.

Are the weights for Claude Haiku 4.5 open?

No. This model is served through hosted APIs only.

When was Claude Haiku 4.5 released?

The catalog records a release date of 2025-10-15, last verified Oct 24, 2026.

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