gpt-5.3-codex-spark vs gemini-2.5-pro API price comparison

Compare gpt-5.3-codex-spark vs gemini-2.5-pro cheapest routes, input/output prices, shared platforms, cache coverage, and crawl freshness.

Latest crawl: Sep 6, 2026 路 shared platforms: 3

Price verdict

gpt-5.3-codex-spark is about 83% cheaper than gemini-2.5-pro on the cheapest listed combined route, making it the first cost-sensitive option to inspect.

gpt-5.3-codex-spark cheapest

0.28 USD/M tokens

TokenMarket

gemini-2.5-pro cheapest

1.68 USD/M tokens

Xcode Best

Platform coverage

8/11

Listed platform count for each model.

Cache coverage

100%/64%

Share of routes that publish cache read or write prices.

Model snapshots

  • gpt-5.3-codex-spark

    OpenAI 路 coding

    Cheapest combined route: TokenMarket at 0.28 USD/M tokens.

    Lowest input: 0.03 USD/M tokens 路 lowest output: 0.25 USD/M tokens

  • gemini-2.5-pro

    Google 路 chat

    Cheapest combined route: Xcode Best at 1.68 USD/M tokens.

    Lowest input: 0.19 USD/M tokens 路 lowest output: 1.49 USD/M tokens

Shared platform comparison

Platformgpt-5.3-codex-sparkgemini-2.5-proLower route
Xcode Best 0.71 USD/M tokens 1.68 USD/M tokens gpt-5.3-codex-spark
Micu 34.84 USD/M tokens 3.65 USD/M tokens gemini-2.5-pro
Qianduoduo 15.75 USD/M tokens 675.00 USD/M tokens gpt-5.3-codex-spark

Continue comparing

gpt-5.3-codex-spark 路 gemini-2.5-pro 路 ratio ranking