Claude Haiku 4.5 via the Tokenator API

What the model is for

Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models.

Specification

Full nameClaude Haiku 4.5
API IDclaude-haiku-4-5
Model vendorAnthropic
TypeText model (chat / completions)
Context window200K tokens
Max output8.2K tokens
Image inputyes
Tokenator usage multiplier1.6×
Input modalitiestext, image
Aliasescursor-claude-haiku-4-5
Supported API formats/v1/chat/completions /v1/responses /v1/messages
Upstream providers3
Current statusavailable
Data updated2026-09-18

Benchmarks

Intelligence index17.6
Coding index43.9
Agentic index10.3

Artificial Analysis data loaded into the catalog for this model.

Upstream providers

ProviderMultiplier
Anthropic Partner #21.6×
Anthropic Partner #31.6×
AiPartners Ltd1.6×

A request goes to the first available provider by priority; if it fails, Tokenator switches to the next one.

Example request

curl
curl https://api.tokenator.top/v1/chat/completions \
  -H "Authorization: Bearer sk-your-tokenator-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "claude-haiku-4-5",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Compatible tools

The model can be used in any tool that accepts a custom base URL: Claude Code, Codex CLI, OpenCode, Cursor, Cline, Kilo Code, Cherry Studio, DeepSeek Harness, Hermes, Pi, OpenClaw.

FAQ about Claude Haiku 4.5

What is the API ID of Claude Haiku 4.5?

claude-haiku-4-5 — put this into the model field of your request.

What context window does Claude Haiku 4.5 have?

200K tokens; max output is 8.2K tokens.

How many tokens will a request cost?

(input + output) × 1.6×. See the documentation for details.

Which tools support this model?

Any tool that accepts a custom base URL: Claude Code, Codex CLI, OpenCode, Cursor, Cline, Kilo Code. Setup guides are in the integrations section.