Deepgram vs LlamaIndex
Enterprise-grade speech-to-text + voice agents — Nova + Flux + Aura TTS
vs. Data framework for LLMs — RAG-first with LlamaCloud + LlamaParse
Pricing tiers
Deepgram
Pay-as-you-go
$200 free credit. No minimums, no expiration.
$0 base (usage-based)
Growth
Starting $4K+/year prepay. Up to 20% savings.
$4000/mo
Enterprise
Custom. Data residency, dedicated support, on-prem option.
Custom
LlamaIndex
OSS (MIT)
MIT-licensed core. Python + TypeScript. Free forever.
$0 base (usage-based)
LlamaCloud — Free
Free tier of LlamaCloud. 1,000 pages/day via LlamaParse. Basic indexing.
Free
LlamaCloud — Paid
Pay-per-page parsing + usage-based indexing. $0.003 per page (Fast mode).
$0 base (usage-based)
LlamaCloud Enterprise
Custom. SSO, SOC2, higher rate limits, private index hosting.
Custom
Free-tier quotas head-to-head
Comparing payg on Deepgram vs oss on LlamaIndex.
| Metric | Deepgram | LlamaIndex |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Deepgram · 15 features
- Aura TTS — Low-latency text-to-speech (<250ms).
- Data Residency — EU / US / custom regions.
- Diarization — Speaker identification.
- Intent Detection — Detect speaker intents automatically.
- Keyterm Prompting — Boost accuracy for proper nouns + domain terms.
- Language Detection — Auto-detect spoken language.
- On-Prem Deployment — Enterprise: run Deepgram in your infra.
- PII Redaction — Auto-redact sensitive info.
- Pre-recorded STT — Transcribe audio/video files.
- Sentiment Analysis — Per-segment sentiment scores.
- Smart Format — Numbers, dates, times auto-formatted.
- Streaming STT — Realtime WebSocket-based transcription.
- Summarization — Automatic transcript summaries.
- Topic Detection — Auto-extract conversation topics.
- Voice Agent API — Unified STT + LLM + TTS for voice bots.
LlamaIndex · 16 features
- Agents — Agent patterns: ReAct, function-calling, multi-agent workflows.
- Document Readers — 200+ readers for PDF, web, Google Drive, SharePoint, Notion, S3, Slack.
- Evaluations — Built-in eval framework: faithfulness, context precision/recall.
- LlamaCloud — Managed indexing + retrieval platform. File connectors, auto-chunking, retrieval…
- LlamaExtract — Schema-based structured extraction from unstructured docs.
- LlamaHub — Community marketplace of readers, tools, prompts.
- LlamaParse — Best-in-class PDF + complex document parser. Tables, math, layout preserved.
- Multimodal — Image + text models, image retrieval.
- Node Parsers — Document chunkers: token, sentence, semantic, hierarchical.
- Observability (OpenLLMetry) — OTel-based tracing baked in.
- Property Graph — Graph-based RAG (knowledge graphs from unstructured data).
- Query Engines — Retrieval + response synthesis combos — router, sub-question, tree, etc.
- RAG — End-to-end RAG patterns: ingest → index → retrieve → synthesize.
- Tools — 50+ pre-built tool integrations.
- Vector Store Integrations — 50+ vector DB integrations.
- Workflows — Event-driven agent workflows (AgentWorkflow).
Developer interfaces
| Kind | Deepgram | LlamaIndex |
|---|---|---|
| SDK | deepgram-dotnet-sdk, deepgram-go-sdk, deepgram-rust-sdk, @deepgram/sdk (Node), deepgram-sdk (Python) | llama-index (Python), llamaindex (TS) |
| REST | Deepgram REST API | LlamaCloud API, LlamaParse API |
| MCP | — | LlamaIndex MCP |
| OTHER | Streaming WebSocket, Voice Agent API | — |
Staxly is an independent catalog of developer platforms. Outbound links to Deepgram and LlamaIndex are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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