| What it does | Open-source agent harness engineering platform built on OpenTelemetry
| The privacy firewall between your sensitive data and any AI
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| Stage | Startup
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| Founded | 2024
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| Based in | IN
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| Pricing model | Open source
| Contact for pricing
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| Pricing | Open source (Apache 2.0): Free self-hosted with unlimited usage. Enterprise Edition: Contact sales for pricing. Cloud: Coming soon.
| Questa Blackbox: Fixed setup fee plus fixed usage fee (quoted after scoping call). Questa Developer: Free API trial, pay as you scale. Questa Cloud: Simple license fee for 1-5 person teams.
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| Key features | - OpenTelemetry-native LLM tracing for every call, tool, and retrieval
- Agent evals with LLM-as-a-judge and heuristics
- Prompt Hub for versioning and deployment without code changes
- Guardrails for prompt injection, jailbreak, and sensitive topic detection
- Vault for encrypted API key management
- OpenGround for side-by-side LLM model comparison
- GPU monitoring for utilization, memory, temperature, and power
- Coding agent observability for Claude Code, Codex, and Cursor
- Cost tracking and latency monitoring
- 56+ integrations with LLMs, frameworks, and vector databases
| - Local data anonymization before AI processing
- Compliance monitoring and audit trails
- Safe AI agents for analytics and reporting
- Self-hosted or cloud deployment options
- Multi-LLM support without vendor lock-in
- Document integration and processing
- Role-based access controls
- Industry-specific compliance templates
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| What makes it different | - Self-host free forever under Apache 2.0 with unlimited usage and no per-trace fees
- OpenTelemetry-native traces exportable to Grafana, Datadog, or any OTLP backend
- Zero-code instrumentation with eBPF controller, native SDKs, or GPU collector
- Unified platform for traces, evals, guardrails, and prompts on the same production data
- Full data ownership and no vendor lock-in with exportable OpenTelemetry traces
| - Privacy-first architecture anonymizes data before any AI processing occurs
- Complete platform combining redaction, analytics, and governance in one unified audit trail
- Pre-built solutions for regulated industries like healthcare, legal, and finance
- Uses open-source models without training on customer data
- On-premise deployment prevents data leaving customer infrastructure
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 63 ▼ −2 (down) since last check | 23 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 23 | 7 |
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| Citation Flow (Majestic) | 39 | 31 |
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| Referring domains (Majestic) | 483 | 127 |
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