| What it does | One API to access GPT, Claude, Gemini and Grok models through an OpenAI-compatible interface
| AI audio infrastructure for voice products that transcribes and enriches conversations through a single API
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| Stage | Not given
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| Founded | Not given
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| Based in | GB
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| Pricing model | Paid
| Freemium
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| Pricing | Usage-based pricing per model. GPT-6 Astra: $3 input, $15 output per 1M tokens (≤272K tokens/request); $6 input, $22.5 output (>272K). GPT-5.6 Sol: $1.5 input, $9 output (≤272K); $3 input, $13.5 output (>272K). Claude Haiku 4.5: $0.5 input, $2.5 output per 1M tokens. Gemini 3.8 Flash: $0.3 input, $1
| Self-serve async: starts at 0.16€/hour (Solaria-3) and 0.27€/hour (Solaria-1) with automatic volume discounts down to 0.12€/hour at 10,000+ monthly hours. Real-time: 0.68€/hour. Add-ons: Audio summarization 0.03€/hour, translation 0.05€/hour, named entity recognition 0.07€/hour, PII redaction 0.07€/
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| Key features | - OpenAI-compatible API endpoint for multiple models
- Support for GPT, Claude, Gemini, and Grok models
- Per-model transparent pricing with usage tracking
- API key management by application and environment
- One-to-one technical support for setup and integration
- Model rate comparison and pricing calculators
- Support for streaming and structured output
- Compatible with Claude Code, Codex, Cursor and backend services
| - Real-time and async speech-to-text transcription in 100+ languages
- Speaker diarization with 3x lower error rate than competitors
- Native code-switching for mid-sentence language detection
- Named entity recognition for extracting names, dates, and organizations
- PII redaction to mask sensitive data automatically
- Sentiment analysis tied to speaker and timestamp
- Audio-to-LLM pipeline for generating summaries and action items
- Custom vocabulary and keyterm prompting for domain-specific accuracy
- Speech-to-text translation in 100+ languages
- Enterprise-grade infrastructure with 99.9% uptime SLA and EU data residency
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| What makes it different | - Single API for multiple leading models without rebuilding integrations
- Significant pricing discounts compared to official provider APIs
- One-to-one technical support and enterprise-grade daily experience
- Transparent per-request cost tracking with usage records
| - 29% higher accuracy than alternatives on conversational speech
- 100+ languages with native code-switching from day one
- Built-in audio intelligence features included in core API, not billed separately
- 100% EU data residency with GDPR, HIPAA, SOC 2 Type II, and ISO 27001 compliance
- Sub-300ms latency for natural real-time voice experiences
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 63 ▼ −9 (down) since last check | 69 ● no change since last check |
| Trust Flow (Majestic) | 11 | 13 |
| Citation Flow (Majestic) | 37 | 45 |
| Referring domains (Majestic) | 206 | 1569 |