GPT-5.5
Default frontier GPT for coding, computer use, research, and knowledge work
Cheapest input
$5
$/MTok · models.dev
Cheapest output
$30
$/MTok
Context
1.1M
tokens
Offers
1
1 source
Offers
Same model, different listings. First-party, router, and aggregator rows stay separate so you can see the spread instead of a single blended number.
| Source | Provider | Input | Output | Cache read | Context |
|---|---|---|---|---|---|
| models.devcheapestdatabricks-gpt-5-5 | Databricks | $5 | $30 | $0.5 | 1.1M |
Capabilities
- Reasoning
- Tool calling
- Structured output
- Attachments
- In: text
- In: image
- In: pdf
- Out: text
Knowledge cutoff: 2025-12-01Released: 2026-04-23Family: gpt
Scores
Sparse coverage on purpose. Missing a score means we have not linked one yet, not that the model is unranked. Full boards on /benchmarks.
- Arena agent (net improvement)7.89
- Arena agent net improvement7.89
- Arena agent confirmed success5.63
- Arena text Elo1476
- Arena vision Elo1287
- AA intelligence54.8
- AA coding74.9
- AA agentic44.9
Sources: Arena AI, Artificial Analysis. See /benchmarks.