Real-time voice AI with ultra-low latency | Freemium | - **Ultra-Low Latency TTS (Sonic 3)**: Generates the first byte of audio in just 40-90ms, making conversations feel instant and natural for real-time voice applications.
- - **Streaming Speech-to-Text (Ink)**: Transcribes speech in real time at $0.13/hour, handling background noise, accents, and telephony artifacts with high accuracy.
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Live SEO and business data inside your AI agent | Free tier | - **SEO Research Inside Your Agent**: Ask in plain English for keyword ideas, search volume, keyword difficulty, live Google SERPs, and domain or competitor analysis. You don't have to switch to a separate SEO suite.
- - **Backlinks and Site Audits**: Pull a backlink overview, referring domains, and a competitor link-gap analysis. You can also run on-demand audits of up to 50 pages per run.
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Production cloud on autopilot for AI-built apps | Freemium | - **Persistent backend hosting**: Run always-on processes, background workers, and scheduled jobs. Modelence builds, deploys, and restarts them, and it notices when a job stops running.
- - **Managed databases**: When your app declares MongoDB, PostgreSQL, or Redis, Modelence provisions it and wires in the connection URL. Backups, failover, and connection handling are included.
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AI-guided product specs for teams and coding agents | Free tier | - **Guided questions (Ask)**: Wisary asks about assumptions and edge cases, ranked by importance. It starts from the context you've already given, so you only answer what's still open.
- - **Reviewable AI diffs (Refine)**: Every AI suggestion shows up as a diff you can approve or reject. You can dismiss questions that don't apply, and you stay the author of the document.
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Local screen and audio memory for your AI tools | Free tier | - **Screen and audio capture**: Combines accessibility data, screen frames with OCR fallback, and audio transcripts. You get a full record of what you saw and heard across apps and meetings.
- - **Timeline search and recalll**: Search your history in natural language or scrub back through your day. You can find a specific screen, document, or conversation and pick up where you left off.
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Open source framework for real-time voice AI agents | Free tier | - **Multimodal Orchestration**: Coordinate voice, video, text, and images in a single pipeline with frame-level control. You decide exactly how data moves through your agent.
- - **200+ Swappable Providers**: Switch speech-to-text, LLM, text-to-speech, and vision services, usually with one line of code. You can test a new model without rewriting your app.
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Test, evaluate, and monitor your AI agents in one place | Freemium | - **Agent Simulations**: Run simulated text and voice users against your agent over many turns. You can write scenarios in plain language, run them locally or in CI/CD, and use them for red teaming. A judge agent reads the full trace and explains each verdict.
- - **Evaluations**: Score single outputs or whole conversations with an LLM judge, custom code, or a full workflow. Run evals from a notebook or the UI, on live production traffic, or pairwise to compare models, prompts, and versions.
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AI receptionist and business agent for local businesses | Free tier | - **24/7 AI Receptionist**: Answers inbound calls with a real conversation instead of voicemail or a phone tree. It captures the caller's name, number, address, service need, urgency, and custom fields, then hands off anything that needs a human.
- - **Business Phone Line**: You get a dedicated number for calls and texts on iOS, Android, and the web. You can keep your current number by forwarding or porting it, or pick a new one.
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Run coding agents in parallel, each in its own worktree | Freemium | - **Parallel Git Worktrees**: Every task runs in its own isolated git worktree. Send one prompt to several agents, compare what they produce, and merge the best version.
- - **Broad Agent Support**: Claude Code, Codex, Cursor CLI, Gemini, Copilot, OpenCode, and Pi come preconfigured. You can also run Grok, Amp, Goose, Cline, Kiro, Qwen Code, or any other CLI agent.
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