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Catalogue / Fireworks AI / GLM-5.3 (on Fireworks AI)

GLM-5.3 (on Fireworks AI)

Prices and limits, each value carrying the date it was observed and the source it came from.

As of 16 September 2026, GLM-5.3 costs $1.40 per million input tokens and $4.40 per million output tokens on Fireworks AI. Observed on Fireworks AI's own published price list on 16 September 2026. This is Fireworks AI's resale price, not the model vendor's list price.

Input $1.40 per 1M
Output $4.40 per 1M
Context 1 048 576 tokens

What does GLM-5.3 cost?

ParameterValueUnit ObservedSourceProof
Input price $1.40 USD per 1M tokens 16 September 2026
checked 18 September 2026
official API L2 4f73e6f31509
Output price $4.40 USD per 1M tokens 16 September 2026
checked 18 September 2026
official API L2 4f73e6f31509
Context window 1 048 576 tokens 16 September 2026
checked 18 September 2026
official API L2 4f73e6f31509
Cache read price $0.260 USD per 1M tokens 16 September 2026
checked 18 September 2026
official API L2 4f73e6f31509

How fast is GLM-5.3 here?

Speed is the thing price tables leave out, and it is the thing developers complain about. These figures are measured by the Hugging Face router, not by us, on the traffic it sends to this host. They are not what you would measure calling the host yourself: neither the network path nor the load is the same.

MeasureMedian of our readings ReadingsRange seen
Time to first token 567 ms 17 402 to 1 590, 2 September 2026 to 18 September 2026
Output throughput 59.5 17 45 to 74, 2 September 2026 to 18 September 2026

One reading a day, and we keep every one. A single measurement of latency covers a handful of calls and moves a great deal, so we never publish the latest figure on its own: the median above is computed from our own dated readings, and the range shows how far they spread. The computation is ours; the measurements are not.

How has GLM-5.3 moved?

Output price, 3 observations between 2 September 2026 and 16 September 2026. Range $4.40 to $4.40. Drawn as a step: a value holds until the next observation, we do not interpolate between them.

Has GLM-5.3 changed price?

No change has been recorded since we started observing this service on 2 September 2026. We record a change only when two successive observations differ, so an empty table here means the values have held.

What does GLM-5.3 cost elsewhere?

We track this model at 8 sellers. The same model rarely costs the same everywhere, and the difference is not visible from any single seller's catalogue.

Compare GLM-5.3 across 7 sellers, side by side, or see every model tracked at more than one seller.

Other services from Fireworks AI

All Fireworks AI services

Where these figures come from

Source: Fireworks AI. Every figure on this page was read from Fireworks AI's own published price list, and every row above links straight back to it. We publish factual values with attribution, we do not reproduce Fireworks AI's content, and we send readers to them. If you publish this source and want us to stop tracking it, write to contact@bertrande.com and we will act on it without argument.

How is this page verified?

Every figure above comes from Fireworks AI's own published price list, which we rank as a level 2 source. We re-check it every 12 hours. Each observation stores the exact source URL and a SHA-256 fingerprint of the source content at that moment, which is what lets us prove what the source said on a given day.

The Proof column shows the first twelve characters of the SHA-256 fingerprint of the source content at the moment we read it. Hover it for the full value. It is what lets us demonstrate later what the source said on a given day, after that page has changed or vanished. The full fingerprints are in data.json.

No value on this page was produced, estimated or completed by a language model. Where we do not have a verified figure, the row is absent rather than filled in. Read the full methodology, or report an error.

Take the data, or watch this page

This page is available as data.json (including the full observation history of every parameter) and data.csv, under CC-BY-4.0, free, with attribution. See all downloads.

Want to know when this changes? Point a feed reader or a script at the Atom feed, which carries every confirmed change and is rebuilt hourly, or poll this page's data.json, where every figure carries its observation date and the fingerprint of its source. Both work today and need no address.

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