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Anthropic API vs Baidu ERNIE API

Compare Anthropic API and Baidu ERNIE API on pricing, free tier, open source, API, self-host, verdict and momentum.

Both are models-api tools. Anthropic API is paid (pay-as-you-go, from $1/1M input (Haiku 4.5); small free credits for new users) with an API; Baidu ERNIE API is paid (ERNIE 5.1 ≤32k ~$0.56/$2.54 per 1M, 32k-128k ~$0.85/$3.10; ERNIE 4.5 Turbo 32K/128K ~$0.11/$0.45; ERNIE X1.1 ~$0.14/$0.56; prices in CNY, USD approximate) with an API and a free tier. The catalog stamp is ship for Anthropic API and situational for Baidu ERNIE API, last verified 2026-08-19 and 2026-08-24 respectively.

Auto-paired from catalog data — the verdicts are hand-set, the pairing is algorithmic.

Anthropic API

ship

Claude models direct — the practitioner's pick for coding and long-form text.

Baidu ERNIE API

situational

Enterprise AI platform with ERNIE LLMs, image models, and OpenAI-compatible v2 API.

fieldAnthropic APIBaidu ERNIE API
pricingpaid · pay-as-you-go, from $1/1M input (Haiku 4.5); small free credits for new userspaid · ERNIE 5.1 ≤32k ~$0.56/$2.54 per 1M, 32k-128k ~$0.85/$3.10; ERNIE 4.5 Turbo 32K/128K ~$0.11/$0.45; ERNIE X1.1 ~$0.14/$0.56; prices in CNY, USD approximate
free tiernoyes
open sourcenono
apiyesyes
self-hostnono
verdictshipsituational
momentumBlueshift — gaining momentumblueshiftSteady momentumsteady
last verified2026-08-192026-08-24
key limitationCapacity crunches at peak demand have caused 429s.Best access path is mainland-China Baidu Cloud; international onboarding is harder.

The call

Pick Anthropic API — we ship it; Baidu ERNIE API is situational for us.

Pick Baidu ERNIE API if you need a free tier first.

Anthropic API sources

  1. 1docs.anthropic.com

Baidu ERNIE API sources

  1. 1cloud.baidu.com/product-s/qianfan_home
  2. 2github.com/PaddlePaddle/ERNIE
  3. 3ernie.baidu.com/blog/posts/ernie4.5/
  4. 4cloud.baidu.com/doc/qianfan/s/wmh4sv6ya
  5. 5intl.cloud.baidu.com/en/doc/qianfan/s/Jm8r1826a-intl-en

Open live compare →Anthropic API pageBaidu ERNIE API pageAnthropic API.jsonBaidu ERNIE API.json