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Vertex AI~anthropic/claude-haiku-latest
~anthropic/claude-haiku-latest is an LLM tool from Vertex AI that runs in the background and returns text and structured JSON. Pay as you go, with one API key.
Pricing
Up to $0.002672 per run at the default inputs. $0.13 per 1M input tokens, $0.013 per 1M cached input tokens, $0.1625 per 1M cache write tokens, $0.26 per 1M 1-hour cache write tokens, $0.65 per 1M output tokens.
Limits
- Runs
- In the background
- Returns
- text, json
- Longest queue wait
- 1 hour
- Run deadline
- 30 minutes
- Longest run, end to end
- 225 minutes
- Largest inline input
- 1 MB
- Largest input file
- 500 MB
- Largest output
- 5 GB
- Outputs per run
- 16
Input
| Field | Kind | Default | Description |
|---|---|---|---|
messages required | JSON | — | The conversation so far, oldest first. |
stop | JSON | — | |
tools | JSON | — | |
reasoning | JSON | — | Reasoning effort; reasoning tokens count toward max_tokens. |
max_tokens | number (whole) 1 to 128000 | — | The most output tokens to generate. |
tool_choice | JSON | — | |
response_format | JSON | — | |
reasoning_effort | one of low, medium, high, xhigh, max | medium | How much the model reasons. |
parallel_tool_calls | true or false | — |
Same request in code
curl https://api.spiral.ai/v1/runs \
-H "Authorization: Bearer $SPIRAL_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"provider": "vertex",
"model": "~anthropic/claude-haiku-latest",
"input": {
"messages": {}
}
}'