GLM 5.3 Prime pricing.

prices as of · 5 providers · 5 prices

Z.ai's GLM 5.3 Prime holds 1M tokens of context and has a reasoning mode. Whether its weights are open is not stated by our sources.

GLM 5.3 Prime costs $2.80 in and $8.80 out per million tokens from OpenRouter, and no provider goes below it with a reason we can point at.

tool callingreasoningstructured output1M contextreleased 23 Sept 2026

OpenRouter list price

$17.20/M tokens

$2.80 in · $8.80 out

read · 406% above the market median

Cheapest price we can explain

no price

Nobody goes below OpenRouter's price for a reason we can point at, so the list price is the one to beat. Every other price is below.

Published task evidence

These are source measurements for the stated model version and configuration. Different benchmarks are not interchangeable, and a score is not a probability of success on your work.

No additional comparable SWE-bench or BFCL evidence is available for this model. Its price listing does not establish quality.

What it costs for your work

pages a month

OpenRouter list price

$2.21a month

cheapest we can explain

none

difference

no list price

A page is about 600 tokens in and 60 out, a support reply 200 in and 300 out, an email 150 in and 250 out. Nothing else is counted: no cache discount, no batch rate, no free tier.

Every provider selling GLM 5.3 Prime

Four groups, decided by the price and by what the provider publishes about it. Prices are per million tokens, and the share is that row against OpenRouter's price. Z.ai trained GLM 5.3 Prime and sells it on no catalog we read, so the price every row is measured against is OpenRouter's.

Same price as the maker

4 prices

The same price the maker charges, sold by someone else.

Cheaper, and nobody says why

1 price · never ranked

Below list on a closed model with nothing to account for it. Shown, never ranked, never a pick.

  • Eden AI

    0.65× OpenRouter's list price on a closed model, and nobody says why. Listed, never ranked.

    $1.82 / $5.72in / out per M

    0.65×of list price

Frequently asked

Who sells GLM 5.3 Prime cheapest?
No provider sells GLM 5.3 Prime below OpenRouter's price with a reason we can point at. 5 providers sell it at or above list, and those prices are all on this page.
Is GLM 5.3 Prime open weights?
No. Z.ai keeps the weights, so every price on this page is Z.ai's own or a resale of it. A price below list here needs a published reason, or it is listed and never ranked.
How much context does GLM 5.3 Prime hold?
1,000,000 tokens in one call, which is about 1M, and it can call your own functions.
How does GLM 5.3 Prime compare with the rest of the market?
At $17.20 per million tokens, OpenRouter's price is 406% above the $3.40 median across the 346 text models we track.
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