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Market around Duplex Call

An AstrBot plugin that lets an AI agent create browser-based, real-time full-duplex voice calls using Volcengine speech services, with per-call sessions, chat context injection, and automatic cleanup.

Visit github.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select.

Compare at
Duplex Call · Pro
No Pro plan
—
Pro-provider median
$59.5
across 2 priced providers
vs Pro providers
No comparison
Duplex Call doesn't sell Pro
ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.
Market density
44th pctile
55 competing vendors
Comparable listings · 30d
—
Agents · Pro median
$50/mo
1 priced · $50–$50 mid 50%
MCP servers · Pro median
$199/mo
1 priced · $199–$199 mid 50%
Platforms · Pro median
$43/mo
6 priced · $30.75–$50 mid 50%
Other · Pro median
$59.5/mo
2 priced · $46.75–$72.25 mid 50%

Agents cost 0.3× MCP servers at the Pro tier.

Price spectrum · Pro plans · 8 of 15 providers priced · log scale · $20 → $199/mo
Agents MCP servers Platforms Other◻ shaded = middle 50% · line = median (all types)Duplex Call has no comparable Pro price — not plotted

Products in this market

Ranked by how closely each one matches Duplex Call's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

OOther5Ranked by relevance
Duplex Callthis listing
● OTHER · relevance 100%
no public price
openclaw_voice_call_realtime
● OTHER · relevance 78%
no public price
pollyreach
● OTHER · relevance 73%
$34/mo Pro
-43% vs Pro median
Alpha Voice AI
● OTHER · relevance 72%
no public price
hermes-talk
● OTHER · relevance 69%
no public price
AAgents6Ranked by relevance
VOX
● AGENT · relevance 78%
no public price
ai_voice_agent_2
● AGENT · relevance 78%
no public price
ai_assistant_vui
● AGENT · relevance 74%
no public price
ava_ai_voice_agent
● AGENT · relevance 72%
no public price
matrix_voip_agent
● AGENT · relevance 72%
no public price
NVIDIA NemotronLabs VoiceChat 11B
● AGENT · relevance 71%
$50/mo Pro
MMCP servers9Ranked by relevance
ringback
● MCP · relevance 76%
no public price
Chamade
● MCP · relevance 74%
no public price
mcp_tts_voicevox
● MCP · relevance 72%
no public price
telegram_call_mcp
● MCP · relevance 70%
no public price
kaicalls
● MCP · relevance 70%
$199/mo Pro
Agentline
● MCP · relevance 70%
no Pro plan
entry $2/mo
BubblyPhone Agents
● MCP · relevance 69%
no Pro plan
entry $3/mo
tomi
● MCP · relevance 69%
no Pro plan
entry $9/mo
goro
● MCP · relevance 69%
no public price
PPlatforms20Ranked by relevance
Daily
● PLATFORM · relevance 75%
no public price
vocode
● PLATFORM · relevance 75%
no public price
melo_2
● PLATFORM · relevance 73%
no public price
agentcall
● PLATFORM · relevance 73%
$29/mo Pro
-33% vs Pro median
LiveKit
● PLATFORM · relevance 73%
$50/mo Pro
+16% vs Pro median
levrage_ai
● PLATFORM · relevance 72%
no public price
trugen
● PLATFORM · relevance 72%
$36/mo Pro
-16% vs Pro median
vapi
● PLATFORM · relevance 71%
no Pro plan
entry $1000/mo
openvoiceui
● PLATFORM · relevance 71%
no public price
signalwire_ai_agent
● PLATFORM · relevance 71%
no public price
deepgram
● PLATFORM · relevance 71%
no public price
beyond_presence
● PLATFORM · relevance 70%
no Pro plan
entry $57/mo
omnidimension
● PLATFORM · relevance 70%
no Pro plan
entry $5/mo
nexus_vox
● PLATFORM · relevance 69%
no public price
goodcall
● PLATFORM · relevance 69%
no public price
video_sdk
● PLATFORM · relevance 69%
no public price
voob_ai
● PLATFORM · relevance 69%
no Pro plan
entry $79/mo
elevenlabs_agent_templates
● PLATFORM · relevance 69%
$99/mo Pro
+130% vs Pro median
Tavus
● PLATFORM · relevance 69%
$20/mo Pro
-53% vs Pro median
bolna
● PLATFORM · relevance 69%
no public price
FFrameworks6Ranked by relevance
jargo
● FRAMEWORK · relevance 73%
no public price
workflows
● FRAMEWORK · relevance 72%
no public price
safestclaw
● FRAMEWORK · relevance 71%
no public price
talkito
● FRAMEWORK · relevance 70%
no public price
Voice Controlled Interface
● FRAMEWORK · relevance 70%
no public price
claude_server_kit
● FRAMEWORK · relevance 69%
no public price
AAPIs4Ranked by relevance
recall_ai
● API · relevance 72%
no public price
outspeed
● API · relevance 72%
no public price
voicegate
● API · relevance 70%
no public price
bailian_cli
● API · relevance 70%
no public price

Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.