GPT-5.5
opper/gpt-5.5 · family gpt · in: text, image, pdf → out: text · price provider-declared (via models.dev). Capabilities: tools reasoning text image pdf.
$11.25
Blended $/1M (3:1)
$5
Input $/1M
$30
Output $/1M
$35.00
1M in + 1M out
$0.5 −90%
Cache read $/1M
#7335 of 7,708
Cheapest rank
- Provider
- Opper (
opper) - Kind
- text (outputs text)
- Context
- 1,050,000 tokens
- Max output
- 128,000 tokens
- Capabilities
- tools reasoning text image pdf
Same model, other providers
“GPT-5.5” is offered by 43 providers — cheapest-effective first. UnoRouter is the cheapest at $0.00 blended.
| Provider | Input | Output | Blended | Context |
|---|---|---|---|---|
| UnoRouter | free | free | $0.00 | 1.1M |
| Kenari | free | free | $0.00 | 1.1M |
| Xpersona | $1.5 | $12 | $4.13 | 1.1M |
| FrogBot | $2.5 | $15 | $5.63 | 272k |
| Ofox | $4 | $24 | $9.00 | 1.1M |
| Poe | $4.55 | $27.27 | $10.23 | 400k |
| Opper (this) | $5 | $30 | $11.25 | 1.1M |
| SAP AI Core | $5 | $30 | $11.25 | 1.1M |
| Perplexity Agent | $5 | $30 | $11.25 | 1.1M |
| NEAR AI Cloud | $5 | $30 | $11.25 | 1.1M |
| Databricks | $5 | $30 | $11.25 | 1.1M |
| Kilo Gateway | $5 | $30 | $11.25 | 1.1M |
| Abacus | $5 | $30 | $11.25 | 1M |
Call it
jishie indexes & prices models; it does not proxy inference.
Most providers are OpenAI-compatible — point base_url at Opper and pass this model id:
curl $BASE_URL/v1/chat/completions \
-H "Authorization: Bearer $API_KEY" -H "Content-Type: application/json" \
-d '{"model":"gpt-5.5","messages":[{"role":"user","content":"hello"}]}'
Route programmatically with MCP find_model / get_model, or fetch this record free (no wallet):