Model A

GPT-OSS 20B

OpenRouterDeepInfra

Model B

Qwen 1.5 0.5B Chat

Together AIFireworks

USD / 1M tokens Cheaper: GPT-OSS 20B

Real-world costs vary by usage mix, cache behavior, and pricing mode.

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Quick Take

Updated: 2026-05-26

Based on the lowest currently observed prices, GPT-OSS 20B is cheaper overall in this comparison.

GPT-OSS 20B has the lower visible input price in the current snapshot.
GPT-OSS 20B has the lower visible output price in the current snapshot.
Cached pricing is limited or incomplete for at least one side.

GPT-OSS 20B show additional pricing modes in the current snapshot. Final billing still needs to be checked against the official pricing page and the exact mode you plan to use.

Comparison Table

Unified display rule: USD / 1M tokens

Item

GPT-OSS 20B

Qwen 1.5 0.5B Chat

Input / 1M

$0.0200Standard

$0.1000Standard

Output / 1M

$0.1000Standard

Cached input / 1M

N/ACached

Cached output / 1M

N/ACached

Advanced pricing

YTier/Mode

NTier/Mode

Other Pricing Modes

Last check

2026-05-26

2026-03-10

Official Price

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