Anthropic: Claude Sonnet 4.5 (20250929)
helicone/claude-sonnet-4-5-20250929 · family claude-sonnet · in: text, image → out: text · price provider-declared (via models.dev). Capabilities: tools reasoning text image.
$6.00
Blended $/1M (3:1)
$3
Input $/1M
$15
Output $/1M
$18.00
1M in + 1M out
$0.3 −90%
Cache read $/1M
#6682 of 7,708
Cheapest rank
- Provider
- Helicone (
helicone) - Kind
- text (outputs text)
- Context
- 200,000 tokens
- Max output
- 64,000 tokens
- Capabilities
- tools reasoning text image
Call it
jishie indexes & prices models; it does not proxy inference.
Most providers are OpenAI-compatible — point base_url at Helicone and pass this model id:
curl $BASE_URL/v1/chat/completions \
-H "Authorization: Bearer $API_KEY" -H "Content-Type: application/json" \
-d '{"model":"claude-sonnet-4-5-20250929","messages":[{"role":"user","content":"hello"}]}'
Route programmatically with MCP find_model / get_model, or fetch this record free (no wallet):