GPT-5.3 Codex Spark pricing

GPT-5.3 Codex Spark costs $1.75 per 1M input tokens and $14.00 per 1M output tokens as of October 2026. Tracked daily since 25 July 2026 across 93 snapshots.

Current rates

  • Input: $1.75 per 1M tokens
  • Output: $14.00 per 1M tokens
  • Context window: 200,000 tokens

No price movement recorded for GPT-5.3 Codex Spark over the tracked period — the rate has held steady.

Cheaper alternatives to GPT-5.3 Codex Spark

Ranked by blended cost assuming a 3:1 input-to-output ratio, which is typical of chat and agent workloads. Only currently callable models with a comparable context window are listed.

ModelInput / 1MOutput / 1MCheaper by
Gemini 3.1 Pro$2.00$12.006%
GPT-5.6 Terra$2.00$12.006%
Claude Sonnet 5.5$2.00$10.0017%
Grok 4.7$2.00$6.0038%
Mistral Medium 3.5$1.50$7.5038%
Cite this data

Free to reuse under CC BY 4.0 with a link back.

Text

YemHub (2026). GPT-5.3 Codex Spark API pricing history. YemHub AI Pricing Index. Retrieved 26 October 2026, from https://yemhub.com/price-history/gpt-5-3-codex-spark/

BibTeX

@misc{yemhub2026gpt53codexsparkapipricinghisto,
  author = {{YemHub}},
  title = {GPT-5.3 Codex Spark API pricing history},
  year = {2026},
  howpublished = {\url{https://yemhub.com/price-history/gpt-5-3-codex-spark/}},
  note = {YemHub AI Pricing Index, accessed 2026-10-26}
}

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