# Free Vision & Multimodal LLM APIs

> 5 providers · 8 free models · Last updated: 01 Nov 2026

## Quick Answer

8 free Vision & Multimodal LLM APIs models across 5 providers including OpenCode Zen, OpenRouter, and Google AI Studio. Verified rate limits, context windows, and OpenAI-compatible endpoints. Last updated: 01 Nov 2026.

Free vision APIs supporting image understanding, OCR, and document analysis, including Gemini 2.5 Flash, GLM-4.6V-Flash, and Nemotron 3.5 Super-VL.

## Quick Connect

Multimodal image and video input via OpenAI-compatible endpoint.

- **Base URL:** `https://generativelanguage.googleapis.com/v1beta/openai/`
- **Model:** `gemini-2.5-flash`
- **Provider:** [Google AI Studio (Gemini API)](/providers/google-ai-studio--gemini-api/)

```python
from openai import OpenAI

client = OpenAI(
    base_url="https://generativelanguage.googleapis.com/v1beta/openai/",
    api_key="your-api-key",  # from Google AI Studio (Gemini API)
)

response = client.chat.completions.create(
    model="gemini-2.5-flash",
    messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)
```

## Rate Limits & Model Inventory

| Model | Provider | Cost | Context | RPM | TPM | RPD | Day tokens | Verified |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Nemotron 3.5 Super VL Free | [OpenCode Zen](/providers/opencode-zen/) | $0 (promo) | 256K - 1M | Not published | Not published | Not published | Not published | 2026-11-01 |
| nvidia/nemotron-3-nano-omni-30b-a3b-reasoning:free | [OpenRouter](/providers/openrouter/) | $0 | 250K | 20 | Provider-dependent | 50 (below $10 credits) / 1,000 ($10+ credits) | Not published | 2026-11-01 |
| nvidia/nemotron-3.5-super-vl:free | [OpenRouter](/providers/openrouter/) | $0 | 1000000 | 20 | Provider-dependent | 50 (below $10 credits) / 1,000 ($10+ credits) | Not published | 2026-11-01 |
| gemini-3-flash-preview | [Google AI Studio (Gemini API)](/providers/google-ai-studio--gemini-api/) | $0 | 1024K | Varies by account | Varies by account | Varies by account | Not published | 2026-11-01 |
| gemini-omni-1.1-flash | [Google AI Studio (Gemini API)](/providers/google-ai-studio--gemini-api/) | $0 | 128K | Varies by account | Varies by account | Varies by account | Not published | 2026-11-01 |
| gemini-omni-flash-preview | [Google AI Studio (Gemini API)](/providers/google-ai-studio--gemini-api/) | $0 | 128K | Varies by account | Varies by account | Varies by account | Not published | 2026-11-01 |
| GLM-4.6V-Flash (vision) | [Z.AI (Zhipu)](/providers/z-ai--zhipu/) | $0 | Up to 203K | 3 (burst) | Not published | 1,000 | Not published | 2026-10-29 |
| nvidia/nemotron-3.5-super-vl:free | [Kilo Gateway](/providers/kilo-gateway/) | $0 | 1000000 | 20 | Provider-dependent | 200/day | Not published | 2026-11-01 |

Web page: https://freeinference.dev/free-vision-api/
Machine-readable JSON: /data/providers.json
Agent summary: /llms.txt

Numbers cross-checked against official docs and live probes as of 2026-11-01. Limits change without notice — this is a map, not a contract.