GPT Image 2
OpenAI GPT Image 2 image-generation model. Available over the Images protocol.
Overview
21 April 2026
Start with GPT Image 2
The model name is already filled in. Mint a key in the console, put it in an environment variable, and the call below runs as it stands — provided the organization’s wallet holds funds: a call with nothing to pay with answers 402.
Image generation
curl https://api.kumorouter.com/v1/images/generations \
-H "Authorization: Bearer $KUMO_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-image-2",
"prompt": "A cloud over a quiet city, in ink."
}'Identifiers
Capabilities
| Protocol and modality | Streaming | Tools | Structured output | Strict semantics | Structured streaming |
|---|---|---|---|---|---|
| Images image generation | Unverified | Unverified | Unverified | Unverified | Unverified |
A row describes one protocol-and-modality pair rather than the model as a whole: a capability is proved on a particular surface, and the answer beside it may differ.
How it compares
| Model | Context | Max output | Input $/M | Output $/M | Modalities |
|---|---|---|---|---|---|
| GPT Image 2 | — | — | — | — | image generation |
| Claude Sonnet 5 | 1M | 128K | 1.2 USD | 6 USD | text generation |
| Kimi K3 | 1M | 1M | — | — | text generation |
| Claude Opus 4.8 | 1M | 128K | 3 USD | 15 USD | text generation |
| Claude Fable 5 | 1M | 128K | 6 USD | 30 USD | text generation |
| Claude Fable 5.1 | 1M | 128K | 6 USD | 30 USD | text generation |
| Claude Haiku 4.5 | 200K | 64K | 0.6 USD | 3 USD | text generation |
| Claude Opus 4.5 | 200K | 64K | 3 USD | 15 USD | text generation |
| Claude Opus 4.6 | 1M | 128K | 3 USD | 15 USD | text generation |
| Claude Opus 4.7 | 1M | 128K | 3 USD | 15 USD | text generation |
| Claude Opus 5.5 | 1M | 128K | 2.2 USD | 11 USD | text generation |
| Claude Opus 5 | 1M | 128K | 3 USD | 15 USD | text generation |
| Claude Sonnet 4.5 | 200K | 64K | 1.8 USD | 9 USD | text generation |
| Claude Sonnet 4.6 | 1M | 128K | 1.8 USD | 9 USD | text generation |
| Gemini 3 Flash Preview | 1M | 65.5K | 0.3 USD | 1.8 USD | text generation |
| Gemini 3.1 Flash Lite | 1M | 65.5K | 0.2 USD | 0.9 USD | text generation |
| Gemini 3.6 Flash High | 1M | 65.5K | 0.5 USD | 2.3 USD | text generation |
| Gemini 3.7 Flash High | 1M | 65.5K | 0.5 USD | 2.3 USD | text generation |
| Gemini 3.8 Flash High | 1M | 65.5K | 0.5 USD | 2.3 USD | text generation |
| Codex Auto Review | 1.1M | 128K | 3 USD | 18 USD | text generation |
| GPT-5.3 Codex Spark | 128K | 32K | 1.1 USD | 8.4 USD | text generation |
| GPT-5.5 | 1.1M | 128K | 3 USD | 18 USD | text generation |
| GPT-5.6 Luna | 1.1M | 128K | 0.1 USD | 0.7 USD | text generation |
| GPT-5.6 Sol | 1.1M | 128K | 2.4 USD | 12 USD | text generation |
| GPT-6 Astra | 1.1M | 128K | 6 USD | 30 USD | text generation |
| GPT-5.6 Terra | 1.1M | 128K | 1.2 USD | 7.2 USD | text generation |
| GPT-6 Sol | 1.1M | 128K | 1.1 USD | 5.5 USD | text generation |
| Grok 4.5 | 500K | 500K | 1.2 USD | 3.6 USD | text generation |
| Grok 4.6 | 500K | 500K | 1.2 USD | 3.6 USD | text generation |
| Grok 4.7 | 500K | 500K | 1.1 USD | 3.3 USD | text generation |
| GLM-5.2 | 1M | 131.1K | 0.8 USD | 2.6 USD | text generation |
| GLM-5.3 | 1M | 131.1K | 0.8 USD | 2.6 USD | text generation |
Prices
The price list in force does not name this model, so there are no rates to show. The catalog says a model exists; the price list says what it costs, and a cost this platform has not published is not a cost.
Integrations
Every link opens its own guide with this model already chosen.