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Baidu ERNIE · Free API

ERNIE-5.5-Flash-Preview (OpenRouter)

Free “:free” variant on OpenRouter – rate-limited, no charge.

Free API Available 🛠 Tool calling 1M 🕒 Verified on 2026-11-14

ERNIE 5.5 Flash Preview is the latest foundation model in the ERNIE family, with comprehensive improvements in coding, agentic capabilities, knowledge work, and deep research

Free conditions

Free conditions
Free “:free” variant on OpenRouter – rate-limited, no charge.
Free until
—
Rate limits
20 requests/min; 50 requests/day if you have bought fewer than 10 credits, 1,000/day after buying at least 10 (shared across all :free models).
Sign-up / login
Required
Real-name verification
—
Credit card
Not required
Region
—
Data use
—

Specs

Provider
Baidu ERNIE
Platform
OpenRouter
Type
Free API
Modalities
Text
Parameters
—
Context length
1M (1,024,000 tokens)
License
—
Tool calling
Yes
Released
2026-11-10

How to access

API base URL
https://openrouter.ai/api/v1
Model ID
baidu/ernie-5.5-flash-preview:free
Hugging Face
https://huggingface.co/baidu/ERNIE-5.5-Flash-Preview
Platform page
https://openrouter.ai/baidu/ernie-5.5-flash-preview:free

Official sources

🕒 Verified on 2026-11-14 · Free terms change often. Always confirm limits, data-use policy and regional availability on the official page before relying on a free tier.

ERNIE-5.5-Flash-Preview: paid API prices on 1 channels →

Similar free options (Free API)

Other live models of the same type and main modality, closest context length first; terms as verified on each page.

ModelPlatformContext lengthRate limitsSign-up / cardChecked
ERNIE-5.5-Flash-Preview (OpenRouter)OpenRouter1M20 requests/min; 50 requests/day if you have bought fewer than 10 credits, 1,000/day after buying at least 10 (shared across all :free models).yes / no2026-11-14
Nemotron 3.5 Lightning (OpenRouter)OpenRouter1M20 requests/min; 50 requests/day if you have bought fewer than 10 credits, 1,000/day after buying at least 10 (shared across all :free models).yes / no2026-11-14
Nemotron 3 Ultra (OpenRouter)OpenRouter1M20 requests/min; 50 requests/day if you have bought fewer than 10 credits, 1,000/day after buying at least 10 (shared across all :free models).yes / no2026-11-14
Nemotron 3.5 Super VL (OpenRouter)OpenRouter1M20 requests/min; 50 requests/day if you have bought fewer than 10 credits, 1,000/day after buying at least 10 (shared across all :free models).yes / no2026-11-14
Inkling 2 Small (OpenRouter)OpenRouter1M20 requests/min; 50 requests/day if you have bought fewer than 10 credits, 1,000/day after buying at least 10 (shared across all :free models).yes / no2026-11-14
Particle-1 (OpenRouter)OpenRouter1M20 requests/min; 50 requests/day if you have bought fewer than 10 credits, 1,000/day after buying at least 10 (shared across all :free models).yes / no2026-11-14
Ling 3.2 Flash (OpenRouter)OpenRouter1M20 requests/min; 50 requests/day if you have bought fewer than 10 credits, 1,000/day after buying at least 10 (shared across all :free models).yes / no2026-11-14

Other free options from the same provider or model

Data updated: Free models(UTC+8)