GPT-5.3-Codex-Spark: API pricing, providers and specs
Textby OpenAI
GPT-5.3-Codex-Spark is a text model by OpenAI. One provider serves it: OpenCode, at $14 /1M.
Lowest price$14/1Mat OpenCode
Maker's price—The maker does not sell it
Providers1
Context—
How GPT-5.3-Codex-Spark compares
Against the 737 text models on the site priced the same way.
- Pricey for its class: at $14 /1M, its lowest price is above 91% of comparable models (median $1.10).
- 1 providers serve it; 0% of comparable models have fewer.
GPT-5.3-Codex-Spark prices by provider
Every provider's list price, read from its own price page or API. A price marked “from” changes with context length, resolution or mode.
| Provider | Input | Output | Prompt caching | Context |
|---|---|---|---|---|
| OpenCode | $1.75/1M | $14/1M | $0.175/1M | — |
Prices in US dollars, updated daily from each provider. Prices last checked Oct 25, 2026.
Specs
- Type
- Text
- Maker
- OpenAI
- Inputs
- Text
- Outputs
- Text
- Context
- —
- Max output
- —
- Capabilities
- —
- Released
- —
- License
- —
- Open weights
- —
Alternatives to GPT-5.3-Codex-Spark
Same kind of model from other makers, at a similar price.
| Model | Lowest price | Context | Arena | Providers |
|---|---|---|---|---|
| GPT-5.3-Codex-Sparkthis model | $14/1M | — | — | 1 |
 Gemini 4 Argon | $8/1M | 1.05M | 1673 | 26 |
| Kimi K3 | $8.28/1M | 1.05M | 1655 | 47 |
 Muse Wonder | $16/1M | 1.05M | — | 14 |
| Claude Opus 5.5 | $16/1M | 1M | 1807 | 33 |
| Grok 4.7 | $4.80/1M | 500K | 1637 | 28 |
| Claude Sonnet 5.5 | $8/1M | 1M | 1767 | 32 |
| Claude-Sonnet-3.5 | $15/1M | — | 1298 | 1 |
| Claude Opus 5 | $20/1M | 1M | 1690 | 32 |
More from OpenAI
GPT-6 AstraOpenAI$25/1MGPT-6.1 SolOpenAI$8/1MGPT-6 SolOpenAI$8/1MSora-2OpenAI$0.08/secGPT Image 2.5OpenAI$0.025/runGPT-6 LunaOpenAI$0.40/1MGPT Image 2OpenAI$24/1MGPT-4OpenAI$60/1M
All 123 OpenAI modelsGPT-5.3-Codex-Spark FAQ
The lowest price for GPT-5.3-Codex-Spark is $14 /1M, at OpenCode.
We have not found GPT-5.3-Codex-Spark's weights published by its maker.
1 API providers serve GPT-5.3-Codex-Spark. Compare their prices above, or open a provider to see everything it offers.
Can't find what you're looking for? Contact us