OpenAI compatible API · Attested · Public status

Jina AI: Jina Colbert v2 vs Z.ai: GLM 5.3

Jina AI: Jina Colbert v2 vs Z.ai: GLM 5.3: compare current API pricing, context, provider routes, privacy, p50 latency, and OpenAI-compatible access.

Verify gateway

Onebase URL to migrate

100sof models and routes

0prompt or output logs. Always.

Compare routesProviders, price, context, and policy posture in one view.

Use auto when uptime mattersKeep a primary model and let fallback handle provider failures.

Same API shapeUse the OpenAI client and set the model you want.

Practical read

Monthly evidence

Jina AI: Jina Colbert v2 has the lower cheapest prompt+completion route on TrustedRouter. Z.ai: GLM 5.3 has more provider fallback routes, while Z.ai: GLM 5.3 has the larger context window. Probe-backed speed data is shown when enough recent samples exist.

$0.05275/1MJina AI: Jina Colbert v2 cheapest route

$4.2833/1MZ.ai: GLM 5.3 cheapest route

not enough dataJina AI: Jina Colbert v2 fastest measured p50 TTFT

1040 msZ.ai: GLM 5.3 fastest measured p50 TTFT via tinfoil

Prices and live route measurements can change. Use the monthly reports when you need a stable evidence window, then run a small task-specific eval before choosing a production default.

Jina AI: Jina Colbert v2Z.ai: GLM 5.3

Model idjina-ai/jina-colbert-v2z-ai/glm-5.3

Publisher Jina AI Z.AI

AI IQ — IQ 123#17

Context8,192 tokens1,048,576 tokens

Credits provider routes126

Cheapest route$0.05275/1M$4.2833/1M

Cached inputNot published$0.1477/1M to $1.02546/1M

Privacy postureprovider posture varieshas provider E2EE route

Fastest measured p50 TTFTnot enough data1040 ms via tinfoil

Highest measured throughputnot enough datanot enough data

Recent route uptime rangenot enough data0.00% to 100.00%

Modes embeddings chat

Jina AI: Jina Colbert v2 routes

Overview1 Credits routes

Z.ai: GLM 5.3 routes

Overview26 Credits routes
PricingInput, cached input, and output rates
ProvidersAll serving providers

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Production choice

Pick a default model. Keep fallback enabled.

TrustedRouter is useful when you know the model you want, but still need provider rollover, budget limits, usage records, and a prompt path you can verify.

Questions

Which should I use, Jina AI: Jina Colbert v2 or Z.ai: GLM 5.3?

Is Jina AI: Jina Colbert v2 or Z.ai: GLM 5.3 cheaper?

The current cheapest TrustedRouter route is $0.05275/1M for Jina AI: Jina Colbert v2 and $4.2833/1M for Z.ai: GLM 5.3. The comparison uses current catalog prices and updates as provider pricing changes.

Is Jina AI: Jina Colbert v2 or Z.ai: GLM 5.3 faster?

Current measured p50 time to first token is not enough data for Jina AI: Jina Colbert v2 and 1040 ms for Z.ai: GLM 5.3. These are routed probe measurements, not vendor-advertised speeds, and update as new samples arrive.

Can I test Jina AI: Jina Colbert v2 and Z.ai: GLM 5.3 with the same API?

Both use the same TrustedRouter base URL and API key. At least one of them is not a chat model, so the request can differ as well as the model id: the API docs list the route for each kind of model.