Pricing

Pay only for what you use

No subscriptions. No monthly minimums. Add credits and use them across voice calls, phone calls, WhatsApp, and chat.

Comparison

Up to 10x cheaper than alternatives

We own the infrastructure. No platform fees, no middleman markup.

ProviderWeb CallPhone Call
osmTalkYOU$0.01/min$0.03/min
Vapi.ai$0.07–0.15/min$0.14–0.25/min
Retell AI$0.07/min$0.11–0.15/min
Bland AI$0.11/min$0.12–0.14/min

Based on real production calls using OpenAI GPT-4.1 + Deepgram Nova 3. Competitor rates from public pricing pages (April 2026).

Transparent Pricing

See exactly what you pay for

Every call shows a detailed cost breakdown. No surprises.

Web Voice Call

1 minute 38 seconds

LLM (OpenAI GPT-4.1)

2,638 tokens

₹0.82

STT (Deepgram Nova 3)

1.6 minutes

₹0.86

TTS (Deepgram Aura 2)

₹0.00

SIP (Telephony)

Web — no SIP

₹0.00
Total₹1.68

~$0.018 USD

Phone Call

38 seconds

LLM (OpenAI GPT-4.1)

2,555 tokens

₹0.81

STT (Deepgram Nova 3)

0.6 minutes

₹0.33

TTS (Deepgram Aura 2)

₹0.00

SIP (Telephony)

Outbound PSTN

₹0.89
Total₹2.04

~$0.022 USD

How It Works

Credits-based billing

Step 1

Add Credits

Top up via Razorpay (card, UPI, or netbanking). Minimum ₹10.

Step 2

Use Across Channels

Credits work for web calls, phone calls, WhatsApp, and chat messages.

Step 3

See Every Rupee

Per-call cost breakdown: LLM, STT, TTS, and SIP charges shown individually.

Detailed Rates

Component pricing

Your cost depends on which AI models and channels you use. Here are the rates for each component.

LLM (per 1M tokens)

GPT-4.1₹244 in / ₹978 out
GPT-4.1 Mini₹49 in / ₹196 out
GPT-4.1 Nano₹12 in / ₹49 out
Claude Sonnet 4.6₹367 in / ₹1,833 out
Llama 3.3 70B (Groq)₹72 in / ₹97 out

Speech-to-Text (per minute)

Deepgram Nova 3₹0.53/min
Deepgram Nova 2₹0.44/min
Sarvam Saarika v2.5₹0.73/min
ElevenLabs Scribe v2₹0.79/min

Text-to-Speech (per 1K chars)

Deepgram Aura 2₹1.83/1K chars
Sarvam Bulbul v3₹0.44/1K chars
ElevenLabs Flash v2.5₹0.98/1K chars
ElevenLabs Turbo v2.5₹2.93/1K chars

Telephony and Other

Phone outbound (per min)₹1.41
Phone inbound (per min)₹0.67
Phone number setup₹50 one-time
Web and chat callsFree (no SIP)
Minimum per call₹1

All prices in INR. Rates include platform margin. Provider costs may change — we pass through savings automatically.

Why we are cheaper

No platform fee

Unlike Vapi ($0.05/min), we charge zero platform fee.

No subscriptions

No monthly plans. Add credits when you need them.

Shared credits

Same balance works on osmTalk and osmAPI.

Per-call transparency

See LLM, STT, TTS, and SIP costs for every call.

Choose your models

Pick the cheapest or best models — your choice.

Self-hosted option

Run on your own servers for even lower costs.

Start building for free

Sign up, add ₹10 in credits, and make your first AI voice call in under 5 minutes.