Model

GPT-5.3 Codex Spark

Name: GPT-5.3 Codex Spark
Brand: openai

Coding-optimized GPT model for repository edits, reviews, and agentic software work

3 providers · 3 listingsreleased Feb 5, 2026knowledge cutoff 2025-08-31closed weights

$1.75

lowest input /M · OpenCode Zen

$14

lowest output /M · OpenCode Zen

128K

context window

128K

max output

Compare providers (sorted by listed input price)

2 of 3 providers publish a price for GPT-5.3 Codex Spark. The cheapest full-context option is OpenCode Zen at $1.75/$14 per M.

			Cache read /M	Cache write /M		Capabilities
OpenCode Zen gpt-5.3-codex-spark	$1.75	$14	$0.175	—	128K	reasoningtoolsstructuredno vision	Feb 12, 2026
OpenAI gpt-5.3-codex-spark	$1.75	$14	$0.175	—	128K	reasoningtoolsstructuredvision	Feb 5, 2026
Poe openai/gpt-5.3-codex-spark	—	—	—	—	128K	reasoningtoolsno structuredvision	Mar 4, 2026

Best price history

Daily lowest published price across live providers. A lower line is better for the buyer.

Best input /M: $1.75unchanged
Best output /M: $14unchanged
Provider coverage: 3; 4 at the start · 24 snapshots

Published best prices are unchanged.

24 daily snapshots collected from Aug 21, 2026 through Sep 14, 2026. A price chart will appear after the first real move.

Price badge

![GPT-5.3 Codex Spark price](https://www.vaanalytics.in/badge/openai/gpt-5.3-codex-spark.svg)

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Live SVG, regenerated on every hourly sync — paste it into a README to always show the current cheapest listed price. Updates when prices change; no build step needed on your side.

Recent changes

Changelog →

removedvia cloudflare-ai-gateway · Aug 25, 2026

Prices are per million tokens (USD). “—” means the provider does not publicly list a price for this model. Data from models.dev; verify with the provider before purchasing.