# BigModel vs Heyo

BigModel records 5,700,686 monthly visits with -17% month-over-month growth and Freemium pricing. Heyo records 122 monthly visits with -59.5% growth and Free pricing.

| Metric | [BigModel](https://openaitools.app/tool/bigmodel) | [Heyo](https://openaitools.app/tool/heyo) |
| :--- | :--- | :--- |
| Website URL | https://bigmodel.cn | https://heyo.live |
| Categories | Large Language Models (LLMs), AI API, AI Models, AI Agent | Image to Video, AI Animated Video, AI Short Video Generator, AI Video Generator |
| Pricing Model | Freemium | Free |
| Monthly Visits | 5,700,686 | 122 |
| MoM Growth Rate | -17% | -59.5% |
| Primary Market | China | India |
| Direct Visits | 4,230,503 | 43 |
| Review Score | 4.6 | 3.6 |
| Saved Count | 0 | 0 |
| Supported Platforms | Website | Website |

## BigModel

BigModel is Zhipu AI's developer-facing platform, offering API access to the company's GLM series of large language models and a broad set of multimodal capabilities. Instead of juggling separate vendors, teams can call text generation, vision-language understanding, OCR, speech recognition, speech synthesis, image generation, and video generation endpoints from one account and one set of credentials.

Beyond raw model access, the platform targets application builders. It includes an agent framework, MCP service support, knowledge-base tooling for retrieval-augmented generation, model fine-tuning workflows, and a model playground for quick testing in the browser. There are also adjacent offerings such as an AI coding assistant and visual/low-code building experiences aimed at teams that want to ship without heavy ML engineering.

For organizations with stricter requirements, BigModel supports private instance deployment and on-premise options, alongside token-based pay-as-you-go and enterprise contracts. This makes it a fit for both individual developers prototyping on a budget and enterprises that need data to stay inside their own infrastructure.

**Pricing & Plans:** BigModel follows a freemium, token-based model: new users typically receive free trial credits, then pay-as-you-go for API usage by tokens consumed. Larger volumes, private instance deployment, and on-premise installations are arranged through contact-for-pricing enterprise agreements. Always confirm current rates on the official pricing page.

- **GLM text and multimodal APIs:** Unified access to GLM large language models plus vision, OCR, speech, image, and video endpoints through one account.
- **Agent and MCP support:** Build tool-using agents and expose or consume MCP services to connect models to external systems.
- **Knowledge base and RAG tooling:** Create managed knowledge bases and retrieval pipelines so models can answer with your own documents.
- **Fine-tuning and playground:** Tune models on your data and prototype prompts interactively in the browser before shipping.
- **Private and on-premise deployment:** Run models in a private instance or on your own hardware for data-residency and compliance needs.

**Strengths:** Broad model coverage, from LLMs to vision, speech, and video, under one platform; Officially backs the GLM family, so model documentation and updates are first-party; Supports private and on-premise deployment for strict data requirements; Includes agent, knowledge-base, and fine-tuning tooling beyond raw API access

**Limitations:** Pricing and documentation are primarily Chinese-first, which can slow English-only teams; Some enterprise capabilities require sales contact rather than transparent self-serve pricing; Token costs can grow quickly for high-volume multimodal workloads

[Profile (Markdown)](https://openaitools.app/tool/bigmodel.md)

## Heyo

Heyo does one thing and does it quickly: it gives a static photo motion. The workflow is deliberately short — upload or choose a photo, select an effect from the gallery, and let the tool generate a short animated video you can share. Effects range from sentimental and family-oriented treatments, such as reviving a black-and-white or older portrait, to lifestyle and celebration themes like patriotic tributes, dreamy lakeside scenes, gym routines and devotional imagery.

Because the effect catalogue is curated rather than a blank creative canvas, Heyo suits people who want a fun result without learning animation or editing software. The outputs are short clips sized for sharing on social platforms and messaging apps, which is where this kind of animated-photo content performs best. The site is refreshingly uncluttered: an effect gallery, a small blog, a FAQ and a privacy page rather than a wall of enterprise features.

Heyo is listed as a free tool in our directory. The homepage does not publish tiered pricing or paid plans, so the sensible read is that it operates as a free or ad-supported service; we have not invented specific limits or credit systems we could not verify.

**Pricing & Plans:** Our directory lists Heyo as a free tool, and the site itself does not publish paid tiers or per-credit pricing. Treat it as free to use, with the caveat that any usage limits or watermarks are not documented publicly on the homepage.

- **Photo-to-video animation:** Turn a single still photo into a short animated clip, no timeline editing or motion skills required.
- **Curated AI effect gallery:** Browse ready-made effects spanning family portraits, celebration and patriotic themes, dreamy landscapes, fitness and devotional looks.
- **Short, shareable output:** Clips are sized for social platforms and messaging apps, so results are easy to post without further editing.
- **No learning curve:** The flow is photo, effect, generate. There is nothing to configure beyond picking the effect that fits the moment.
- **Browser-based access:** Run everything in the browser without installing desktop video software or a dedicated mobile app.

**Strengths:** Very low barrier: choose a photo and an effect, and you have a clip; Curated effect gallery means results look intentional rather than random; Output is short and share-ready, well matched to social and messaging platforms; Runs in the browser, so there is no software to install

**Limitations:** Narrow scope: it animates photos but does not offer broader video editing; Pricing and usage limits are not clearly documented on the site; Results depend heavily on the chosen preset, so creative control is limited

[Profile (Markdown)](https://openaitools.app/tool/heyo.md)

## Frequently Asked Questions

### How do BigModel and Heyo compare in monthly traffic?

BigModel has 5,700,686 monthly visits, while Heyo has 122. Traffic estimates describe audience size, not product quality.

### How do their growth rates compare?

BigModel has a month-over-month growth rate of -17%; Heyo has -59.5%.

### How does pricing compare?

BigModel: Freemium. BigModel follows a freemium, token-based model: new users typically receive free trial credits, then pay-as-you-go for API usage by tokens consumed. Larger volumes, private instance deployment, and on-premise installations are arranged through contact-for-pricing enterprise agreements. Always confirm current rates on the official pricing page. Heyo: Free. Our directory lists Heyo as a free tool, and the site itself does not publish paid tiers or per-credit pricing. Treat it as free to use, with the caveat that any usage limits or watermarks are not documented publicly on the homepage.

## Alternatives

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [DeepSeek](https://openaitools.app/tool/deepseek) | 372,761,591 | +4.3% | Freemium | Delivers exceptional open-weight reasoning performance at very low cost, but lacks BigModel's broad enterprise multi-modal agent building suite. | [.md](https://openaitools.app/tool/deepseek.md) |
| 2 | [OpenAI Platform](https://openaitools.app/tool/openai) | 234,678,639 | -9.6% | Paid | Provides industry-leading frontier intelligence and developer ecosystems, but lacks BigModel's specialized GLM architecture and native Chinese language optimizations. | [.md](https://openaitools.app/tool/openai.md) |
| 3 | [Google AI Studio](https://openaitools.app/tool/google-ai-studio) | 112,620,020 | +2% | Freemium | Offers massive context windows and robust multimodal Gemini APIs, but differs in model architecture and regional enterprise tooling. | [.md](https://openaitools.app/tool/google-ai-studio.md) |
| 4 | [OpenRouter](https://openaitools.app/tool/openrouter-ai) | 19,941,437 | -6.2% | Paid | Aggregates hundreds of global models under one API endpoint, whereas BigModel provides direct native infrastructure for Zhipu's GLM models. | [.md](https://openaitools.app/tool/openrouter-ai.md) |
| 5 | [fal.ai](https://openaitools.app/tool/fal-ai) | 3,093,684 | -3.7% | Paid, pay-as-you-go usage-based pricing | One API for 1,500+ production-ready generative media models | [.md](https://openaitools.app/tool/fal-ai.md) |
| 6 | [Together AI](https://openaitools.app/tool/together-ai) | 1,645,930 | +64.9% | Freemium, Paid | Specializes in serverless open-source model hosting and dedicated GPU clusters, but provides less native proprietary GLM model integration. | [.md](https://openaitools.app/tool/together-ai.md) |
| 7 | [AIReel](https://openaitools.app/tool/aireel) | 1,004,060 | +10% | Freemium, Free Trial | Turn photos and prompts into social-ready AI videos and images | [.md](https://openaitools.app/tool/aireel.md) |
| 8 | [Replicate AI](https://openaitools.app/tool/replicate-ai) | 904,038 | -8.4% | Paid | Run, fine-tune, and deploy machine learning models with one line of code | [.md](https://openaitools.app/tool/replicate-ai.md) |
| 9 | [Fireworks](https://openaitools.app/tool/fireworks-ai) | 659,687 | +6% | Contact for Pricing | Delivers ultra-fast inference speeds for open-weight models, but focuses less on proprietary enterprise agent building toolkits than BigModel. | [.md](https://openaitools.app/tool/fireworks-ai.md) |
| 10 | [insMind Image to Video Converter](https://openaitools.app/tool/insmind-image-to-video-converter) | 640,112 | +7.8% | Freemium | Turn a single still photo into a moving AI video clip | [.md](https://openaitools.app/tool/insmind-image-to-video-converter.md) |

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Source: https://openaitools.app/compare/bigmodel-vs-heyo

More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)