GPT-5.5 (Reseller)

GPT-5.5 via third-party reseller channels (Responses API).

Input price
$2.50
Output price
$15.00
Context
1.1M
Max output
128K
Modalities
InputTextImageOutputText
159 (#16 of 89)
1467
—
Released
2026-04-24
Knowledge cutoff
—
Try in ChatCompare

Providers

Providers that serve this model. With Auto, each request goes to the best available provider. Prices in USD per 1M tokens; stats cover the last 30 days.

Pricing

All prices for this model, by service tier.

Input
$2.50
per 1M tokens
Output
$15.00
per 1M tokens
Cache read
$0.25
per 1M tokens

Make a request

Set your provider preferences, then copy the request. It reads your API key from OHMYGPT_API_KEY.

Later turns reuse the provider’s prompt cache, which can lower cost and latency.

curl https://api.ohmygpt.com/v1/responses \
  -H "Authorization: Bearer $OHMYGPT_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "codex/gpt-5.5",
    "input": "Hello"
  }'

Similar models

Other models with the same output types at a similar price.

  • Better value: more capable, lower price
  • Pareto frontier
  • This model
  • Similar models

Capability scores are from Epoch AI’s Epoch Capabilities Index (CC BY 4.0, as of 2026-11-02), which combines dozens of benchmarks with GPT-5 set at 150. epoch.ai/eci

Price: our current input price per 1M tokens in USD, lowest across channels. Dated snapshots and resold copies of the same model are merged into one point; free models are not shown.

Shaded area: capability above and price below the median of all models. Pareto frontier: no other model is both cheaper and more capable.

GPT-5.5 (Reseller)This model
159
Input
$2.50
Output
$15.00
GPT-5.6 Sol (Reseller)
163
Input
$2.50–$5.00
Output
$15.00–$22.50
Command A (03-2025)
—
Input
$2.75
Output
$11.00
Palmyra X4
—
Input
$2.75
Output
$11.00
GPT-5.4
157
Input
$2.25–$4.50
Output
$13.50–$20.25

Human preference ratings are from the LMArena Text Arena (CC BY 4.0, as of 2026-10-28): Elo ratings from blind votes, on a different scale from capability scores. lmarena.ai/leaderboard/text