Grok 4.20 Beta Reasoning
vercel/spacexai/grok-4.20-reasoning-beta · family grok · in: text, image, pdf → out: text · price provider-declared (via models.dev). Capabilities: tools reasoning text image pdf.
$1.56
Blended $/1M (3:1)
$1.25
Input $/1M
$2.5
Output $/1M
$3.75
1M in + 1M out
$0.2 −84%
Cache read $/1M
#4763 of 7,708
Cheapest rank
- Provider
- Vercel AI Gateway (
vercel) - Kind
- text (outputs text)
- Context
- 2,000,000 tokens
- Max output
- 2,000,000 tokens
- Capabilities
- tools reasoning text image pdf
Call it
jishie indexes & prices models; it does not proxy inference.
Most providers are OpenAI-compatible — point base_url at Vercel AI Gateway and pass this model id:
curl $BASE_URL/v1/chat/completions \
-H "Authorization: Bearer $API_KEY" -H "Content-Type: application/json" \
-d '{"model":"spacexai/grok-4.20-reasoning-beta","messages":[{"role":"user","content":"hello"}]}'
Route programmatically with MCP find_model / get_model, or fetch this record free (no wallet):