VEO AI Free (veoaifree.com) is a free, no-signup web tool that generates videos using Google Veo (claims Veo 2.0/3.0/3.1) plus an image generator. It advertises unlimited free use but is an unofficial third-party site (share-to-unlock, ads, and a $14/mo premium plan); the dataset reports ~6 requests/hour/IP.

Free no-signup video generation; premium $14/mo plan exists; no quantified free credit.

Void AI is an AI API aggregator compatible with the OpenAI SDK. It uses a credit-based billing system where model costs are calculated using multipliers (e.g., GPT-5.1 is 0.75, GPT-4o is 1.25). Offers both flat-rate plans and usage-based top-ups.

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.

Volcengine is ByteDance's enterprise cloud platform. Its Ark (Huoshan Fangzhou) platform provides access to the Doubao (Doubao) model family and other high-performance LLMs. Supports OpenAI-compatible API calls and various billing plans including token-based monthly packages.

No public free-tier information found (researched 2026-08-29).

The Volcengine Ark Agent Plan is a subscription-based billing option for the Ark platform, offering monthly token quotas for Doubao and other models. It is designed for developers requiring predictable monthly costs and higher quotas than standard PAYG.

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.

Wafer AI provides fast, serverless AI model inference and agent infrastructure. It allows developers to configure AI models with an API key from its dashboard. Features the 'Wafer Pass' for predictable model access and specialized 'Wafer' models optimized for speed.

No public free-tier information found (researched 2026-08-29).

Weights & Biases Weave provides an inference router and observability tools for AI development. It integrates with OpenRouter and other providers to offer a unified, OpenAI-compatible endpoint for model testing and production deployments.

No public free-tier information found (researched 2026-08-29).

Writer is an enterprise generative AI platform featuring its own family of Palmyra models. It provides a consumption-based API for Palmyra X6, X5, and X4 models, optimized for business writing, data security, and precision. It does not natively use OpenAI-compatible request shapes.

No public free-tier information found (researched 2026-08-29).

Wuqiongyun is an anonymous Chinese AI API relay aggregating GPT, Claude, and Gemini models using the New-API panel. It specializes in reselling access with model-specific multipliers, often including 'anti-reverse' and 'kiro channel' model variants.

Directory listings (routerpark 2026-03, routerhub): invite registration quota + daily check-in credit, 600+ models; amount unpublished. Prior probe showed checkin_enabled=false — config may change.

X5Lab provides an OpenAI-compatible API for accessing various large models. It allows users to authenticate using an API key (format: x5-...) via standard OpenAI clients. Access is based on a pay-as-you-go model with a documented dashboard for key management.

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.

Xingtu AI (api.xstx.info) is a third-party LLM aggregation relay that was previously marketed for free Claude and Codex access. Community reports and service status trackers indicate the service has been down for several months and may have effectively 'soft-runaway', transitioning to a new platform named Reclaude.

No public free-tier information found (researched 2026-08-28). Source note: Previously attracted users with 'free Claude/Codex'; its companion chat client chat.xstx.info had a shared daily 100-CNY quota; the API side uses CNY pricing with Stripe top-up (~$8/unit). Current free availability is doubtf

Xiaolangwangyue (integrated with GetToken.dev) is an AI API aggregator platform offering highly discounted balance top-up plans and subscriptions for ChatGPT (GPT-6/5.6/5.4) and other models. It follows a 1:1 official rate deduction from a prepaid USD balance bought with CNY at significant discounts.

GetToken is a paid Codex API reseller (ChatGPT Pro 20x resources; balance plans from ¥0.15 per $1). 'First recharge offer' is a paid promo; dashboard has a 'Free trial quota' field but no public free-credit offer.

Xiaomi MiMo (mimo.mi.com) is the official AI open platform for Xiaomi's in-house large models. It offers an OpenAI-compatible API for the MiMo-V2.5 series, featuring a high-concurrency token plan (¥60 for 50B tokens) and competitive per-million token pricing for Pro and Flash variants.

MiMo-V2-Flash free to use (rate-limited but generous for development); MiMo-V2-Pro ~1 week free during launch or with major agent frameworks; open weights self-hostable. No quantifiable credit grant.

Yi is the model family by 01.AI, offering high-performance LLMs including Yi-Lightning and Yi-Large. The developer platform provides OpenAI-compatible API access with usage-based billing. It is optimized for both Chinese and English language tasks.

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.

Yolo-Auto offers flat-rate LLM API pricing specifically designed for coding agents and high-context developer workflows. It provides an OpenAI-compatible endpoint with no per-token billing on paid plans, emphasizing predictable costs and private inference (no routine prompt logging).

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.

Copy the "token" value from chat.z.ai → DevTools → Application → Local Storage. Do not copy cookies; OmniRoute handles the per-request CAPTCHA through its browser transport.

No free tier — pay-as-you-go only.

ZCode (zcode.z.ai) is Z.ai's official agentic 'vibe coding' desktop harness for GLM-5.3 (with GLM-5.3-Flash for multimodal tasks), supporting multi-agent workflows. It is billed via the GLM Coding Plan subscriptions (Lite/Pro/Max) that credit-based; ZCode can also use your z.ai model/plan.

Free tier availability is limited/undocumented (free to download; usage tied to GLM Coding credit plans).

OAuth access — sign-in with your existing account. Sign in with your Zed account (native-app sign-in). OmniRoute generates a one-time RSA keypair and opens zed.dev to authorize it — on a remote/headless install, copy the resulting 127.0.0.1 callback U This entry is an access surface/agent — it routes to third-party models rather than hosting its own.

A free tier is available; the exact credit value is not quantified.

Zed stores LLM provider credentials (OpenAI, Anthropic, Google, Mistral, xAI) in the OS keychain. Use the Import button below to discover and import them automatically.

No free tier — pay-as-you-go only.

ZenMux is a commercial unified API gateway providing access to 100+ mainstream AI models. It features a unique 'LLM insurance' mechanism that compensates users for slow or failed requests. The platform aggregates models from official providers and authorized cloud partners.

Free tier: basic monitoring plus some free models; once ran limited-time free trials of Claude Opus 4.6 and similar; core is pay-as-you-go with Pro/Max/Ultra paid subscriptions. No quantifiable standing credit.

web-cookie access — wraps the provider web app (unofficial). Login at zenmux.ai, then export all cookies using EditThisCookie or Cookie-Editor and paste the full Cookie header string here. Refresh every ~30 days. This entry is an access surface/agent — it routes to third-party models rather than hosting its own.

A free tier is available; the exact credit value is not quantified.

ZeroLimitAI is an AI API aggregator offering free AI chat and a developer API with automatic model routing. It advertises a lifetime access plan for a one-time fee and a free tier for testing. The API is OpenAI-compatible.

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.

Zylo API provides a unified OpenAI-compatible gateway to models from Anthropic, OpenAI, Google, and more with zero token markup. Billing is based on base per-token rates deducted from a prepaid balance. A flat platform fee applies when adding credits.

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.

b.ai is an OpenAI-compatible LLM gateway (distinct from TheB.AI) focusing on unified multi-model access and privacy. It supports native crypto payments and anonymous access via the https://api.b.ai/v1 base URL.

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.

g4f.space is an AI API router providing access to multiple frontier models including Gemini. It emphasizes unrestricted, open-source access but now requires proof-of-work credits for anonymous use to maintain service quality.

No public free-tier information found in the source reference; treat free-tier availability as unverified rather than confirmed absent.